We analyze the effect of supermarket entry on the exit of small stores in the food retailing sector in Montevideo between 1998 and 2007. By using detailed geographical information about supermarkets and smaller stores we are able to identify the link between entrants and the exit of nearby small...

The main contribution of this work consist on studying sales behaviour and their relationship with local market conditions like labor market indicators through a time series principal component analysis. We study the correlation structure of a large database on prices and found that all product...

We offer a new mechanism for prices to deviate from the Law of One Price. If stores differ in the varieties offered in a given product category, prices diverge more often regardless of distance. A simple extension to the Hotelling (1929) explains this result. To have one difference in variety in...