Research on microcredit is now two decades old. There has been enormous progress in understanding both what microcredit does and how. Yet a lot of what we have learned has raised new and often quite fundamental questions about its nature: Is microcredit primarily about investment, consumption,...

I present a model that analyzes the coexistence of formal and informal finance in underdeveloped credit markets. Formal banks have access to unlimited funds but are unable to control the use of credit. Informal lenders can prevent non-diligent behavior but often lack the needed capital. The...

We partnered with a micro-lender in Mali to randomize credit offers at the village level. Then, in no-loan control villages, we gave cash grants to randomly selected households. These grants led to higher agricultural investments and profits, thus showing that liquidity constraints bind with...

We analyze the relationship between product market competition and corruption. The existing literature typically views corruption as extortion of “pre-existing” rents. This perspective suggests that competition usually reduces corruption, although generally the sign of this relationship is...

We worked with two microlenders to test impacts of randomly assigned reminders for loan repayments in the "text messaging capital of the world". We do not find strong evidence that loss versus gain framing or messaging timing matter. Messages only robustly improve repayment when they include the...

We analyze a model of wage delay in which strategic complementarity arises because each employer's costs of violating its contracts decrease with the arrears in its labor market. The model is estimated on panel data for workers and firms in Russia, facilitating identification through fixed...

The informal sector in developing economies is a significant source of livelihood for a sizable portion of the population. This study uncovers the effect of poor water infrastructure on the productivity of informal firms. This is achieved using firm-level data for 12 developing economies between...