Earlier results on estimating markup ratios as indicators of the competitive pressure are discussed and it is shown that the estimation method suggested by Roeger (1995) suffers from similar problems as an earlier method suggested by Hall (1988). It is also shown that the estimating equations...

This paper proposes a framework to account for innovation similar to the usual accounting framework in production analysis and a measure of innovativity comparable to that of total factor productivity. This innovation accounting framework is illustrated using micro-aggregated firm data from the...

This paper proposes a framework to account for innovation similar to the usual accounting framework in production analysis and a measure of innovativity comparable to that of total factor productivity. This innovation accounting framework is illustrated using micro-aggregated firm data from the...