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2007

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Articles 10051 - 10080 of 11880

Full-Text Articles in Social and Behavioral Sciences

The Impact Of Exchange Rate Volatility On Indonesia's Exports To The Usa: An Application Of Ardl Bounds Testing Procedure, Arief Bustaman, Kankesu Jayanthakumaran Jan 2007

The Impact Of Exchange Rate Volatility On Indonesia's Exports To The Usa: An Application Of Ardl Bounds Testing Procedure, Arief Bustaman, Kankesu Jayanthakumaran

Faculty of Commerce - Papers (Archive)

This paper investigates the long-run and short-run impacts of exchange rate volatility on Indonesias exports of priority commodities to the United States of America over the monthly period 1997-2005. Estimates of cointegration relations are obtained using ARDL bounds testing procedure. Estimates of the short-run dynamics are obtained using an error-correction model. The results show significant positive and negative coefficients among the range of commodities. However, in the long-run, majority of commodities tend to support the traditional view that higher exchange rate of volatility leads to higher cost and to less foreign trade. The net effect of exchange rate uncertainty on …


Reliability Of Fault-Tolerant Systems With Parallel Task Processing, Gregory Levitin, Min Xie, Tieling Zhang Jan 2007

Reliability Of Fault-Tolerant Systems With Parallel Task Processing, Gregory Levitin, Min Xie, Tieling Zhang

Faculty of Engineering and Information Sciences - Papers: Part A

The paper considers performance and reliability of fault-tolerant software running on a hardware system that consists of multiple processing units. The software consists of functionally equivalent but independently developed versions that start execution simultaneously. The computational complexity and reliability of different versions are different. The system completes the task execution when the outputs of a pre-specified number of versions coincide. The processing units are characterized by different availability and processing speed. It is assumed that they are able to share the computational burden perfectly and that execution of each version can be fully parallelized. The algorithm based on the universal …


The Ofdm-Idma Approach To Wireless Communication Systems, Li Ping, Qinghua Guo, Jun Tong Jan 2007

The Ofdm-Idma Approach To Wireless Communication Systems, Li Ping, Qinghua Guo, Jun Tong

Faculty of Engineering and Information Sciences - Papers: Part A

This article outlines the basic principles of OFDM-IDMA. Comparisons with other alternative technologies such as OFDM-CDMA and OFDMA are provided. Some attractive features of OFMD-IDMA are explained, including low-cost iterative multi-user detection, flexible rate adaptation, frequency diversity, and significant advantages regarding spectral and power efficiency. © 2007 IEEE.


Performance Comparison Of Subtractive Resistive Readout With Conventional Resistive Readout For A High-Resolution Compact Gamma Camera, Y J. Qi, M J. Zhang, C L. Zhao, R F. Wojcik Jan 2007

Performance Comparison Of Subtractive Resistive Readout With Conventional Resistive Readout For A High-Resolution Compact Gamma Camera, Y J. Qi, M J. Zhang, C L. Zhao, R F. Wojcik

Faculty of Engineering and Information Sciences - Papers: Part A

The purpose of this study was to investigate an optimal readout for a high-resolution compact gamma camera with maximum performance in crystal element identifications. The compact camera is based on a pixellated Nal(Tl) crystal with 1.2 mm pixel size coupled to a 5" Hamamatsu R3292 PSPMT. A conventional resistive-chain readout was initially developed for the camera. Then a novel subtractive resistive readout developed was utilized to optimize the performance of the camera. The performance of the camera was evaluated by raw flood images of a 137Cs source. The results show that the conventional resistive readout results in a significant shrinkage …


On The Performance Of Short Forward Error-Correcting Codes, Sheng Tong, Dengsheng Lin, Aleksandar Kavcic, Li Ping, Baoming Bai Jan 2007

On The Performance Of Short Forward Error-Correcting Codes, Sheng Tong, Dengsheng Lin, Aleksandar Kavcic, Li Ping, Baoming Bai

Faculty of Engineering and Information Sciences - Papers: Part A

This letter investigates the performance of short forward error-correcting (FEC) codes. Reed-Solomon (RS) codes and concatenated zigzag codes are chosen as representatives of classical algebraic codes and modern simple iteratively decodable codes, respectively. Additionally, random binary linear codes are used as a baseline reference. Our main results (demonstrated by simulations and ensemble distance spectrum analysis) are as follows: 1) Short RS codes are as good as random binary linear codes; 2) Carefully designed short low-density parity-check (LDPC) codes are almost as good as random binary linear codes; 3) Low complexity belief propagation decoders incur considerable performance loss at short coding …


On Short Forward Error-Correcting Codes For Wireless Communication Systems, Sheng Tong, Dengsheng Lin, Aleksandar Kavcic, Baoming Bai, Li Ping Jan 2007

On Short Forward Error-Correcting Codes For Wireless Communication Systems, Sheng Tong, Dengsheng Lin, Aleksandar Kavcic, Baoming Bai, Li Ping

Faculty of Engineering and Information Sciences - Papers: Part A

For real-time wireless communications, short forward error-correcting (FEC) codes are indispensable due to the strict delay requirement. In this paper we study the performance of short FEC codes. Reed-Solomon (RS) codes and concatenated zigzag (CZ) codes are chosen as representatives of classical algebraic codes and modern simple iterative decodable codes, respectively. Additionally, we use random binary linear codes as a baseline reference for comparison. Our main results (demonstrated by both simulation and ensemble distance spectrum analysis) are as follows: 1) Short RS codes are as good as random binary linear codes; 2) Carefully designed short low- density parity-check (LDPC) codes …


The Challenges, Prospects, And Promise Of Transpersonal Psychology, Paul F. Cunningham Jan 2007

The Challenges, Prospects, And Promise Of Transpersonal Psychology, Paul F. Cunningham

International Journal of Transpersonal Studies

Several substantial critiques remain a source of fractionalizing debate within transpersonal

psychology, including the weakness of its definition, whether it is redundant with Wilber’s

integral psychology, whether it is a scientific field, whether it is too metaphysical, whether it

neglects the problem of evil, and what contribution can it make to mainstream psychology.

This article explicates these and related areas of critique and provides a response that identifies

the essential challenges and future prospects of transpersonal psychology. The article also

emphasizes the field’s unique role as a potential bridge connecting psychological science with

the transpersonal psyche in a way that …


A Third Model Of Self-Construal: The Metapersonal Self, Teresa L. Decicco, Mirella L. Stroink Jan 2007

A Third Model Of Self-Construal: The Metapersonal Self, Teresa L. Decicco, Mirella L. Stroink

International Journal of Transpersonal Studies

This research adds a third model and measure of self-construal to the current psychological literature: the metapersonal self-construal. This model extends previous theory and research, which has established two self-construal orientations to date: the independent and interdependent self-construal. The research presents a series of studies investigating the theoretical and psychometric properties of the third model and measure. Study 1 produced a valid and reliable 10-item self-report scale of the metapersonal self. Study 2 determined the scale to be low in social desirability bias. Studies 3 and 4 examined the convergent and discriminant validity of the three self-construal scales. Investigations among …


Structural Reinterpretation Of Poverty By Examining Working Poverty: Implications For Community And Policy Practice, Philip Young P. Hong, Stephen Wernet Jan 2007

Structural Reinterpretation Of Poverty By Examining Working Poverty: Implications For Community And Policy Practice, Philip Young P. Hong, Stephen Wernet

Social Work: School of Social Work Faculty Publications and Other Works

This exploratory research focused on the structural context of working poverty, thereby transcending its individual or behavioral aspects. Two major questions guided this study: (1) How are the working poor different compared to the working nonpoor? (2) How do structural conditions affect the chances of one being working poor? Central findings of the study were that four primary sets of factors—demographic, human capital, employment barriers, and labor market positions—contribute to an individual's likelihood of being among the working poor. The structural factors—employment barriers and labor market positions—significantly contributed to the effects of human capital and demographic variables. All four factors …


Book Review. One Size Does Not Fit All: Traditional And Innovative Models Of Student Affairs Practice, Jason A. Laker Jan 2007

Book Review. One Size Does Not Fit All: Traditional And Innovative Models Of Student Affairs Practice, Jason A. Laker

Faculty Publications

No abstract provided.


Henderson Library Opens In New Quarters Jan 2007

Henderson Library Opens In New Quarters

Georgia Library Quarterly

On October 1, 2006, Georgia Southern University opened the new quarters of the Zach S. Henderson Library. The quarters will house the most-circulated materials of the original structure.


Emory’S Matthews Retires After 35 Years Jan 2007

Emory’S Matthews Retires After 35 Years

Georgia Library Quarterly

Linda Matthews, library director at Emory University Libraries in Atlanta, Georgia, retired in August 2006 after 35 years.


Martinez Appointed Liaison At Emory Jan 2007

Martinez Appointed Liaison At Emory

Georgia Library Quarterly

Ida Martinez has been appointed Social Sciences Liaison for the General Libraries of Emory University.


Hog Hammock Library Opens On Sapelo Jan 2007

Hog Hammock Library Opens On Sapelo

Georgia Library Quarterly

The Hog Hammock Public Library formally opened on Sapelo Island on December 9th, 2006. Novelist and journalist Tina McElroy Ansa was the featured speaker.


Bennett To Present At Conference Following Success Of Lakeland Teen Programs Jan 2007

Bennett To Present At Conference Following Success Of Lakeland Teen Programs

Georgia Library Quarterly

Paula Bennett, manager of the Miller Lakeland Library in Georgia, was selected to present to children's and youth librarians at the annual teen conference in Warner Robins in January 2007. The selection was based on the success of her teen program at Library Teen Advisory Council (LTAC).


Review: Birds Of Georgia, Ruth Hayden Jan 2007

Review: Birds Of Georgia, Ruth Hayden

Georgia Library Quarterly

Review of the non-fiction book "Birds of Georgia," by Dr. John W. Parrish, Jr., Giff Beaton, and Gregory Kennedy, with contributions from Chris Fisher and Andy Bezener.


Georgia Library Quarterly, Winter 2007, Susan Cooley Jan 2007

Georgia Library Quarterly, Winter 2007, Susan Cooley

Georgia Library Quarterly

Complete issue of Georgia Library Quarterly, Winter 2007, vol. 43, no. 4.


The Institutional Entrepreneur As Modern Prince: The Strategic Face Of Power In Contested Fields, David Levy, Maureen A. Scully Jan 2007

The Institutional Entrepreneur As Modern Prince: The Strategic Face Of Power In Contested Fields, David Levy, Maureen A. Scully

Management and Marketing Faculty Publication Series

This paper develops a theoretical framework that situates institutional entrepreneurship by drawing from Gramsci’s concept of hegemony to understand the contingent stabilization of organizational fields, and by employing his discussion of the Modern Prince as the collective agent who organizes and strategizes counter-hegemonic challenges. Our framework makes three contributions. First, we characterize the interlaced material, discursive, and organizational dimensions of field structure. Second, we argue that strategy must be examined more rigorously as the mode of action by which institutional entrepreneurs engage with field structures. Third, we argue that institutional entrepreneurship, in challenging the position of incumbent actors and stable …


Firm Heterogeneity And Market Selection In Sub‐Saharan Africa: Does It Spur Industrial Progress?, Admasu Shiferaw Jan 2007

Firm Heterogeneity And Market Selection In Sub‐Saharan Africa: Does It Spur Industrial Progress?, Admasu Shiferaw

Arts & Sciences Articles

This article investigates the processes of market selection and industry dynamics in a sub‐Saharan Africa context. Using census‐based longitudinal data, it examines the distribution of productivity within an industry to determine whether patterns of firm entry, exit, and survival are driven by underlying efficiency differences. It also estimates the contributions to industry‐level productivity growth of producer turnover and the reallocation of resources from less efficient producers to more efficient ones. The article shows that markets in sub‐Saharan Africa, as represented by Ethiopia, are at least as strong as those in other regions in selecting efficient firms. Tolerance of inefficient firms …


Corporatizing Public Education In The Philippines: The Case Of Usaid And The Ayala Foundation, Peter Chua Jan 2007

Corporatizing Public Education In The Philippines: The Case Of Usaid And The Ayala Foundation, Peter Chua

Peter Chua

No abstract provided.


Death And Taxes, Including Inflation: The Public Versus Economists, Jeffrey Rogers Hummel Jan 2007

Death And Taxes, Including Inflation: The Public Versus Economists, Jeffrey Rogers Hummel

Jeffrey Rogers Hummel

Inflation worries the general public much more than it does the economics profession, and economists remain perplexed as to exactly why. The costs that concern economists are inflation’s deadweight loss. But that is only a part of the losses that concern the public, because inflation simultaneously transfers some of people’s income into the hands of government. The fact that the seigniorage tax may pay for programs they favor is a separate issue. Moreover, unlike income and other taxes, which people in democratic countries may think they have some control over through voting, seigniorage appears utterly arbitrary. In fact, people can …


Factor Market Oligopsony And The Location Decision Of Free Entry Oligopoly, Yeung-Nan Shieh, Chiung - I Wang Jan 2007

Factor Market Oligopsony And The Location Decision Of Free Entry Oligopoly, Yeung-Nan Shieh, Chiung - I Wang

Yeung-Nan Shieh

No abstract provided.


Demystifying Survey Research: Practical Suggestions For Effective Question Design, Deborah H. Charbonneau Jan 2007

Demystifying Survey Research: Practical Suggestions For Effective Question Design, Deborah H. Charbonneau

Library Scholarly Publications

Objective ‐Recent research has yielded several studies helpful for understanding the use of the survey technique in various library environments. Despite this, there has been limited discussion to guide library practitioners preparing survey questions. The aim of this article is to provide practical suggestions for effective questions when designing written surveys.

Methods ‐Advice and important considerations to help guide the process of developing survey questions are drawn from a review of the literature and personal experience.

Results ‐Basic techniques can be incorporated to improve survey questions, such as choosing appropriate question forms and incorporating the use of scales. Attention should …


Obtaining More Accurate And Reliable Information From Adolescents Regarding Sti/Hiv Risk Behaviors, Barbara Mensch, Paul C. Hewett Jan 2007

Obtaining More Accurate And Reliable Information From Adolescents Regarding Sti/Hiv Risk Behaviors, Barbara Mensch, Paul C. Hewett

Poverty, Gender, and Youth

To investigate the quality of self-reported data on sexual behavior, Population Council researchers conducted a study in a rural district of Malawi. They implemented a randomized experiment to assess whether audio computer-assisted self-interviewing (ACASI) produces more valid data on sexual behavior than face-to-face interviews. The Malawi study builds on an experiment conducted as part of a household-based survey of Kenyan adolescents. In Kenya and Malawi, there is clear evidence that mode of interviewing and probing of various sexual partnerships affect the reporting of sexual activity. According to Promoting Healthy, Safe, and Productive Transitions to Adulthood Brief No. 25, ACASI is …


Les Filles Sont Oubliées : Rediriger Les Interventions En Matière De Vih Vers Les Plus Vulnérables, Judith Bruce Jan 2007

Les Filles Sont Oubliées : Rediriger Les Interventions En Matière De Vih Vers Les Plus Vulnérables, Judith Bruce

Poverty, Gender, and Youth

Alors que nous entrons dans la troisième décennie de la pandémie de VIH en Afrique subsaharienne, les jeunes femmes, le plus souvent les adolescentes, sont le nouveau visage de la maladie. Le VIH/SIDA menace en particulier les jeunes femmes et les adolescentes qui se trouvent dans des situations sociaux-économiques peu favorables, celles qui ne peuvent éviter, gérer ni échapper à des relations sexuelles à risque au sein même du mariage or hors mariage. Les filles présentant un risque d'être exploitées sexuellement ne représentent pas une petite minorité; on peut les compter par centaines de millions. Promouvoir des transitions vers l'âge …


Jovens Abandonadas: Redireccionar As Intervenções De Vih No Sentido Das Mais Vulneráveis, Judith Bruce Jan 2007

Jovens Abandonadas: Redireccionar As Intervenções De Vih No Sentido Das Mais Vulneráveis, Judith Bruce

Poverty, Gender, and Youth

No início da terceira década da pandemia do VIH na África Subsariana, as mulheres jovens—muitas vezes adolescentes—são o novo rosto da doença. O VIH/SIDA está a ameaçar, sobretudo, raparigas e jovens com rendimentos sociais e económicos limitados—as que não conseguem evitar, controlar ou sair de relações sexuais inseguras dentro e fora do casamento. As jovens em risco de exploração sexual não são uma pequena minoria, contam-se entre elas centenas de milhões. Promover Transições para a Idade Adulta: Saudáveis, Seguras e Produtivas Nº 23 explora: determinantes estruturais de risco, falta chegar às mais vulneráveis, avançar com os meios que temos e …


Girls' Adolescence In Burkina Faso: A Pivot Point For Social Change, Martha Brady, Lydia Saloucou, Erica Chong Jan 2007

Girls' Adolescence In Burkina Faso: A Pivot Point For Social Change, Martha Brady, Lydia Saloucou, Erica Chong

Poverty, Gender, and Youth

As closer attention is paid to the lives of adolescents in sub-Saharan Africa, girls are found to be clearly disadvantaged, compared with their male counterparts. Burkinabé girls are frequently married at a young age, and more than one-third of married girls find themselves in polygamous unions as second or third wives, married to much older men. Understanding and recognizing girls’ realities is an important first step in planning appropriate and meaningful interventions for them. Girls who are unmarried, “promised,” engaged, or married face different constraints and merit different program approaches. This report by the Population Council aims to fill gaps …


Support By Migrants To Their Elderly Parents In Rural Cambodia And Thailand: A Comparative Study, Zachary Zimmer, Kim Korinek, John Knodel, Napaporn Chayovan Jan 2007

Support By Migrants To Their Elderly Parents In Rural Cambodia And Thailand: A Comparative Study, Zachary Zimmer, Kim Korinek, John Knodel, Napaporn Chayovan

Poverty, Gender, and Youth

Internal migration in Southeast Asia raises questions about strains upon traditional systems of support for older adults. While remittances to parents’ households play a role in rural household economies, uncertainty remains regarding whether and under what circumstances children interact with their elderly parents. This paper focuses on the adult children of older persons living in rural Cambodia and Thailand and examines the determinants of personal visits, monetary remittances, and more general forms of household support. Analyses consider ways in which geographically distant children support parents, the extent to which characteristics of parents, children, and households enhance or detract from these …


Ethnic Differentials In Parental Health Seeking For Childhood Illness In Vietnam, Bussarawan Teerawichitchainan, James F. Phillips Jan 2007

Ethnic Differentials In Parental Health Seeking For Childhood Illness In Vietnam, Bussarawan Teerawichitchainan, James F. Phillips

Poverty, Gender, and Youth

The recent introduction of user fees for Vietnam’s primary healthcare services has generated concern that economic policies may adversely affect health-seeking behavior and health outcomes of the poor, particularly among impoverished families who are members of socially marginalized minority groups. This Population Council working paper examines this debate by analyzing parental recall of illness and care-seeking for sick children under age 5 recorded by the 2001–02 Vietnam National Health Survey. Ethnic differentials are evident in all geographic and income levels, although adverse effects of minority status are most pronounced among poor households in remote areas. Results suggest that social equity …


South Africa: Youth Centers: A Costly Way To Provide Reproductive Health Services, Frontiers In Reproductive Health Jan 2007

South Africa: Youth Centers: A Costly Way To Provide Reproductive Health Services, Frontiers In Reproductive Health

Reproductive Health

Numerous reproductive health programs sponsor youth centers, which provide recreation and job-skills training as a means of attracting young people to seek reproductive health services or information. However, the productivity, cost, and cost-effectiveness of this approach are not clearly documented. In 2000, FRONTIERS conducted a cost analysis as part of a larger study on the effectiveness of three different youth center models in South Africa. The study focused on 8 of the 12 centers included in the larger study, chosen to be representative of each model. All the selected centers offered clinical services, seven also offered reproductive health information or …