This paper estimates the impacts of mobile broadband coverage on household consumption and poverty in Nigeria, the largest economy and mobile broadband market in Africa. The analysis exploits a unique dataset that integrates three waves of a nationally representative longitudinal household...

Mobile broadband internet is the main technology through which individuals access the internet in developing countries. Understanding the barriers to broadband adoption is thus a priority in designing policies aiming to expand access and close the digital divide across socioeconomic groups and...

Previous research shows that firms shroud high add-on prices in competitive markets with naive consumers leading to inefficiency. We analyze the effects of regulatory intervention via educating naive consumers on equilibrium prices and welfare. Our model allows firms to shroud, unshroud, or...

"A number of studies have examined the implications of preference interdependence. This paper models utility as depending on other people's consumption levels and shows that welfare declines with inequality, equilibrium inequality is inefficient, and the optimal intervention leads to a more...

This paper examines the effect of international migration on the welfare of family members left behind at the origin. Previous literature has produced inconclusive evidence, with some studies suggesting that migration reduces income poverty while others show that non-migrants bear a larger work...

This study investigates the causal impacts of integrating mobile phone technologies into traditional public labor-market intermediation services on employment outcomes. By providing faster, cheaper and up-to-date information on job vacancies via SMS, mobile phone technologies might affect the...

While childhood obesity has become a significant public health concern over the last few decades, knowledge concerning the origins of or persistence in childhood anthropometric measures is incomplete. Here, we utilize several nonparametric measures of mobility to assess the evolution of weight,...

This paper examines an alternative to monitoring staff at a public health clinic in rural Uganda. The program sent SMS updates regarding confirmed attendance of clinic staff and activities to randomly selected cell phone-owning households in the local community. A difference-in-difference...

Greater levels of social mobility are widely seen as desirable on grounds of both equity and efficiency. Debate on social mobility in Britain and elsewhere has recently focused on specific factors that might hinder social mobility, including the role of internships and similar employment...