</titre> In the early 1970s, we participated in the debates on the informal sector initiated by Hart for Ghana (1971) and the ILO report concerning Kenya (1972) and we conducted several field surveys in Africa. In this paper, we first recall the founding debates, concerning petty commodity production....

An often-heard argument is that South Africa's very high crime rate is the main reason for the country's small share of business ownership. Combining a fixed-effects model with an instrumental variable approach, we estimate the effect of crime on self-employment and business performance using a...

This paper examines the earnings premiums associated with different types of employment in 73 countries. Workers are divided into four categories: Non-professional own-account workers, employers and own-account professionals, informal wage employees, and formal wage employees. Approximately half...

This article reviews the recent literature in economics on small-scale entrepreneurship ("microentrepreneurship") in low-income countries. Major themes in the literature include the determinants and consequences of joining the formal sector; the impacts of access to credit and other financial...