This paper documents the evolution of markups and concentration, detects causality between firm churning and markups/concentration, and determines the impact of fixed costs on markups.
Hardy and McCasland (2021) report on an experiment that brings insights from the literature on demand-side determinants of technology adoption to the study of peer-to-peer diffusion.
Firms use relational contracts to support repeated trade. Do these informal agreements evolve in response to market conditions? In a market for ice, firms reestablish relationships on new terms when a prior agreement breaks down.
A common concern with efforts to directly help some small businesses to grow is that their growth comes at the expense of their unassisted competitors.
Fertilizer use remains below recommended rates in most of Sub-Saharan Africa, contributing to low crop yields and poverty. Michelson et al. (2021) explore the role of fertilizer quality.
A general equilibrium model featuring multiple realistic sources of financial frictions is developed to study how different constraints interact in equilibrium.
African agricultural markets are characterized by low farmer revenues and high consumer food prices. Many have worried that this wedge is partially driven by imperfect competition among intermediaries.
