This paper addresses two important economic issues for Africa: the contribution of national borders and ethnicity to market segmentation and integration between and within countries. The authors find evidence of an international border effect between Niger and Nigeria for both a grain and a cash...

Rice production in Africa has tended to be low-yielding, geographically dispersed, and uncompetitive against low-cost Asian imports, even when protected by high freight costs and substantial trade barriers. Skyrocketing prices in world markets in 2007-08 were a shock to African consumers,...

Conditional and unconditional cash transfers have been effective in improving development outcomes in a variety of contexts, yet the costs of these programs to program recipients and implementing agencies are rarely discussed. The introduction of mobile money transfer systems in many developing...

Jenny Aker and Isaac Mbiti examine the growth of mobile phone technology over the past decade and consider its potential impacts upon quality of life in low-income countries, with a particular focus on sub-Saharan Africa. They first provide an overview of the patterns and determinants of mobile...

How do markets respond to extreme rainfall in West Africa? This paper examines the effect of weather on grain market performance in Niger, a country increasingly affected by drought and severe food crises over the past two decades. Using a dataset that combines information on rainfall,...

Cell phones are quickly transforming markets in low-income countries. The effect is particularly dramatic in rural areas of sub-Saharan Africa, where cell phones often represent the first telecommunications infrastructure. Niger had approximately 2 landlines for every 1,000 people when mobile...

Agriculture can serve as an important engine for economic growth in developing countries, yet yields in these countries have lagged far behind those in developed countries for decades. One potential mechanism for increasing yields is the use of improved agricultural technologies, such as...

Incumbent politicians in African countries have been cementing their positions in recent elections. That was the case of the Mozambican election of 2009, where the ruling party secured 75 percent of the vote, amid low participation and clear challenges of political accountability. We conducted a...

Despite the increased use of conditional and unconditional cash-transfer programs worldwide, a majority of social protection programs in both developed and developing countries use in-kind transfers and vouchers. This paper reports the results of a randomized evaluation of an unconditional cash...

In rural areas of developing countries, education programs are often implemented through community teachers. While teachers are a crucial part of the education production function, observing their effort remains a challenge for the public sector. This paper tests whether a simple monitoring...