This paper uses newly available firm-level tax data to evaluate the market structure in South African manufacturing sectors in the period 2010-12. To describe the market structure we compute markups for South African manufacturing firms and concentration indexes for 4-digit manufacturing...

This paper uses newly available firm-level tax data to evaluate the market structure in South African manufacturing sectors in the period 2010-12. To describe the market structure we compute markups for South African manufacturing firms and concentration indexes for 4-digit manufacturing...

In linked employer-employee databases, when the employees are sampled first and then the employers data are attached, the set of firms that enter the sample is biased towards the large dimension. In this paper I discuss two strategies to impute inflating factors to the employers’ records, and...