The Rapid Rise of Supermarkets?

A series of articles, many of them published in this journal, have charted the rapid spread of supermarkets in developing and middle‐income countries and forecast its continuation. In this article, the level of supermarket penetration (share of the retail food market) is modelled quantitatively on a cross‐section of 42 countries for which data could be obtained, representing all stages of development. GDP per capita, income distribution,...