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Using lotteries to incentivize safer sexual behavior : evidence from a randomized controlled trial on HIV prevention (英文)

Financial incentives are a promising HIV prevention strategy. This paper assesses the effect on HIV incidence of a lottery program in Lesotho with low expected payments but a chance to win a high prize conditional on negative test results for sexually transmitted infections. ... 更多显示

政策研究报告 WPS7215 2015年3月18日

Nyqvist,Martina Björkman; Corno,Lucia; De Walque,Damien B. C. M.; Svensson,Jakob

Drinking water salinity and infant mortality in coastal Bangladesh (英文)

Bangladesh, with two-thirds of its land area less than five meters above sea level, is one of the most climate-vulnerable countries in the world. ... 更多显示

政策研究报告 WPS7200 2015年2月1日

Dasgupta, Susmita; Huq, Mainul; Wheeler, David

Estimating parameters and structural change in CGE models using a Bayesian cross-entropy estimation approach (英文)

This paper uses a three-step Bayesian cross-entropy estimation approach in an environment of noisy and scarce data to estimate behavioral parameters for a computable general equilibrium model. ... 更多显示

政策研究报告 WPS7174 2015年1月1日

Go, Delfin S.; Lofgren, Hans; Mendez Ramos, Fabian; Robinson, Sherman

Who remained in poverty, who moved up, and who fell down ? an investigation of poverty dynamics in Senegal in the late 2000s (英文)

Poverty estimates based on cross-section data provide static snapshots of poverty rates. Although a time series of cross-section data can offer some insights into poverty trends, it does not allow for an assessment of dynamics at the household level. ... 更多显示

政策研究报告 WPS7141 2014年12月1日

Dang, Hai-Anh H.; Lanjouw, Peter F.; Swinkels, Rob

How significant is Africa's demographic dividend for its future growth and poverty reduction ? (英文)

Africa will be undergoing substantial demographic changes in the coming decades with the rising working age share of its population. The opportunity of African countries to convert these changes into demographic dividends for growth and poverty reduction will depend on several factors. ... 更多显示

政策研究报告 WPS7134 2014年12月1日

Ahmed, S. Amer; Cruz, Marcio; Go, Delfin S.; Maliszewska, Maryla; Osorio-Rodarte, Israel

Measuring risk preferences in rural Ethiopia : risk tolerance and exogenous income proxies (英文)

Risk-aversion has generally been found to decrease in income. This may lead one to expect that poor countries will be more risk-averse than rich countries. ... 更多显示

政策研究报告 WPS7137 2014年12月1日

Vieider, Ferdinand M.; Beyene, Abebe; Bluffstone, Randall; Dissanayake, Sahan; Gebreegziabher, Zenebe; Martinsson, Peter; Mekonnen, Alemu

Climate change, soil salinity, and the economics of high-yield rice production in coastal Bangladesh (英文)

It is a virtual certainty that sea-level rise will continue throughout the century and beyond 2100 even if greenhouse gas emissions are stabilized in the near future. ... 更多显示

政策研究报告 WPS7140 2014年12月1日

Dasgupta, Susmita; Hossain, Md. Moqbul; Huq, Mainul; Wheeler, David

Climate change, groundwater salinization and road maintenance costs in coastal Bangladesh (英文)

The potentially-adverse impact of salinity on paved roads is well-established in the engineering literature. The problem seems destined to grow, as climate-related changes in sea level and riverine flows drive future increases in groundwater salinity. ... 更多显示

政策研究报告 WPS7147 2014年12月1日

Dasgupta, Susmita; Hossain, Md. Moqbul; Huq, Mainul; Wheeler, David

Facing the hungry tide : climate change, livelihood threats, and household responses in coastal Bangladesh (英文)

This paper quantifies the impact of inundation risk and salinization on the family structure and economic welfare of coastal households in Bangladesh. ... 更多显示

政策研究报告 WPS7148 2014年12月1日

Dasgupta, Susmita; Hossain, Md. Moqbul; Huq, Mainul; Wheeler, David

Village political economy, land tenure insecurity, and the rural to urban migration decision : evidence from China (英文)

This paper investigates the impact of land tenure insecurity on the migration decisions of China's rural residents. A simple model first frames the relationship among these variables and the probability that a reallocation of land will occur in the following year. ... 更多显示

政策研究报告 WPS7080 2014年11月1日

Giles, John; Mu, Ren

Informing migration policies : a data primer (英文)

Researchers in many fields, such as demography, economics, and sociology, have established various data collection methodologies and principles to answer a range of academic and policy questions on migration. ... 更多显示

政策研究报告 WPS7082 2014年11月1日

Carletto, Calogero; Larrison, Jennica; Ozden, Caglar

Protected areas and deforestation : new results from high resolution panel data (英文)

This paper investigates the effectiveness of protected areas in slowing tropical forest clearing in 64 countries in Asia/Pacific, Africa, and Latin America for the period 2001-2012. ... 更多显示

政策研究报告 WPS7091 2014年11月1日

Blankespoor, Brian; Dasgupta, Susmita; Wheeler, David

Rewarding safer sex : conditional cash transfers for HIV/STI prevention (英文)

Incentive-based policies have been shown to be powerful in many areas of behavior, but have rarely been tested in the sexual domain. The Rewarding Sexually Transmitted Infection Prevention and Control in Tanzania (RESPECT) study is a randomized controlled trial testing the hypothesis that a system of rapid feedback and positive reinforcement that uses cash as the primary incentive can be used to reduce risky sexual activity among young people, male and female, who are at high risk of HIV infection. ... 更多显示

政策研究报告 WPS7099 2014年11月1日

de Walque, Damien; Dow, William H.; Nathan, Rose

Agricultural policies and trade paths in Turkey (英文)

In 1959, shortly after the European Economic Community was founded under the 1957 Treaty of Rome, Turkey applied for Associate Membership in the then six-member common market. ... 更多显示

政策研究报告 WPS7059 2014年10月1日

Larson, Donald F.; Martin, Will; Sahin, Sebnem; Tsigas, Marino

Radio frequency (un)identification : results from a proof-of-concept trial of the use of RFID technology to measure microenterprise turnover in Sri Lanka (英文)

Accurate measurement of stock levels, turnover, and profitability in microenterprises in developing countries is difficult because the majority of these firms do not keep detailed records. ... 更多显示

政策研究报告 WPS7064 2014年10月1日

de Mel, Suresh; Herath, Dammika; McKenzie, David; Pathak, Yuvraj

Testing the importance of search frictions, matching, and reservation prestige through randomized experiments in Jordan (英文)

Unemployment rates for tertiary-educated youth in Jordan are high, as is the duration of unemployment. Two randomized experiments in Jordan were used to test different theories that may explain this phenomenon. ... 更多显示

政策研究报告 WPS7030 2014年9月1日

Groh, Matthew; McKenzie, David; Shammout, Nour; Vishwanath, Tara

Inequality is bad for growth of the poor (but not for that of the rich) (英文)

The paper assesses the impact of overall inequality, as well as inequality among the poor and among the rich, on the growth rates along various percentiles of the income distribution. ... 更多显示

政策研究报告 WPS6963 2014年7月1日

van der Weide, Roy; Milanovic, Branko

Estimation of normal mixtures in a nested error model with an application to small area estimation of poverty and inequality (英文)

This paper proposes a method for estimating distribution functions that are associated with the nested errors in linear mixed models. The estimator incorporates Empirical Bayes prediction while making minimal assumptions about the shape of the error distributions. ... 更多显示

政策研究报告 WPS6962 2014年7月1日

Elbers, Chris; van der Weide, Roy

Trade flows and trade disputes (英文)

This paper introduces a new data set and establishes a set of basic facts and patterns regarding the trade that countries fight about under World Trade Organization (WTO) dispute settlement. ... 更多显示

政策研究报告 WPS6979 2014年7月1日

Bown, Chad P.; Reynolds, Kara M.

Fiscal multipliers in recessions and expansions : does it matter whether government spending is increasing or decreasing ? (英文)

Using non-linear methods, this paper finds that existing estimates of government spending multipliers in expansion and recession may yield biased results by ignoring whether government spending is increasing or decreasing. ... 更多显示

政策研究报告 WPS6993 2014年7月1日

Riera-Crichton, Daniel; Vegh, Carlos A.; Vuletin, Guillermo

标题 文件日期 报告编号 文件类型 其他文种
Using lotteries to incentivize safer sexual behavior : evidence from a randomized controlled trial on HIV prevention (英文)
更多显示
2015年3月18日 WPS7215 政策研究报告
Drinking water salinity and infant mortality in coastal Bangladesh (英文)
更多显示
2015年2月1日 WPS7200 政策研究报告
Estimating parameters and structural change in CGE models using a Bayesian cross-entropy estimation approach (英文)
更多显示
2015年1月1日 WPS7174 政策研究报告
Who remained in poverty, who moved up, and who fell down ? an investigation of poverty dynamics in Senegal in the late 2000s (英文)
更多显示
2014年12月1日 WPS7141 政策研究报告
How significant is Africa's demographic dividend for its future growth and poverty reduction ? (英文)
更多显示
2014年12月1日 WPS7134 政策研究报告
Measuring risk preferences in rural Ethiopia : risk tolerance and exogenous income proxies (英文)
更多显示
2014年12月1日 WPS7137 政策研究报告
Climate change, soil salinity, and the economics of high-yield rice production in coastal Bangladesh (英文)
更多显示
2014年12月1日 WPS7140 政策研究报告
Climate change, groundwater salinization and road maintenance costs in coastal Bangladesh (英文)
更多显示
2014年12月1日 WPS7147 政策研究报告
Facing the hungry tide : climate change, livelihood threats, and household responses in coastal Bangladesh (英文)
更多显示
2014年12月1日 WPS7148 政策研究报告
Village political economy, land tenure insecurity, and the rural to urban migration decision : evidence from China (英文)
更多显示
2014年11月1日 WPS7080 政策研究报告
Informing migration policies : a data primer (英文)
更多显示
2014年11月1日 WPS7082 政策研究报告
Protected areas and deforestation : new results from high resolution panel data (英文)
更多显示
2014年11月1日 WPS7091 政策研究报告
Rewarding safer sex : conditional cash transfers for HIV/STI prevention (英文)
更多显示
2014年11月1日 WPS7099 政策研究报告
Agricultural policies and trade paths in Turkey (英文)
更多显示
2014年10月1日 WPS7059 政策研究报告
Radio frequency (un)identification : results from a proof-of-concept trial of the use of RFID technology to measure microenterprise turnover in Sri Lanka (英文)
更多显示
2014年10月1日 WPS7064 政策研究报告
Testing the importance of search frictions, matching, and reservation prestige through randomized experiments in Jordan (英文)
更多显示
2014年9月1日 WPS7030 政策研究报告
Inequality is bad for growth of the poor (but not for that of the rich) (英文)
更多显示
2014年7月1日 WPS6963 政策研究报告
Estimation of normal mixtures in a nested error model with an application to small area estimation of poverty and inequality (英文)
更多显示
2014年7月1日 WPS6962 政策研究报告
Trade flows and trade disputes (英文)
更多显示
2014年7月1日 WPS6979 政策研究报告
Fiscal multipliers in recessions and expansions : does it matter whether government spending is increasing or decreasing ? (英文)
更多显示
2014年7月1日 WPS6993 政策研究报告