We compile a new database of grocery prices in Argentina, with over 9 million observations per day. We find uniform pricing both within and across regions - i.e., product prices almost do not vary within stores of a chain. Uniform pricing implies that prices would not change with regional...

We analyze a model of price competition Ü la Bertrand in a network environment. Firms only have a limited information on the structure of network: they know the number of potential customers they can attract and the degree distribution of customers. This incomplete information framework...

I study the effect of access to payday loans on the timing, level and composition of consumption. Using a newly obtained military administrative dataset of sales at on-base grocery and department stores, I examine how consumption behavior changes after the passage of a federal law that...