Estimating markups has a long tradition in industrial organization and international trade. Economists and policy makers are interested in measuring the effect of various competition and trade policies on market power, typically measured by markups. The empirical methods that were developed in...

This Paper uses representative firm level panel data of 1,701 Bulgarian and 2,047 Romanian manufacturing firms to estimate market power (i.e. price-cost margins) and to analyse how these are affected by privatization and increased competitive pressure. In contrast to earlier work that analyses...