We model decisions with respect to formality or informality for entrepreneurs in a newindustry for a developing economy. We show that informality allows a leader to explore,without significant sunk costs, the potential profitability of the industry; that is, informality maybe a stepping stone,...

We study the role of establishment-specific wage premiums in generating recent increases in West German wage inequality. Models with additive fixed effects for workers and establishments are fit in four sub-intervals spanning the period from 1985 to 2009. We show that these models provide a good...