We analyze the pass-through of cost changes to retail tariffs in the German electricity market over the 2007 to 2014 …

This paper analyzes the effects of mergers and acquisitions on the markups of non-merging rival firms across a broad … production functions, we estimate markups as a measure of market power. Our results indicate that rivals significantly increase … their markups after mergers relative to a matched control group. Consistent with increases in market power, the effects are …

This paper develops a theory of oligopoly and markups in general equilibrium. Firms compete in a network of product … corporations in the USA, using publicly-available data. Using the model, I compute firm-level markups and decompose them into: 1) a …

markups during 2000- 2015. Second, the markup increase is driven by already high-markup firms (top decile of the markup … distribution) that charge increasing markups. Third, markups increased mostly among advanced economies but not in emerging markets …. Fourth, there is a non-monotonic relation between firm size and markups that is first decreasing and then increasing. Finally …

region and drives up gas and electricity prices. The firms observed to withhold pipeline capacity also own non … estimate that capacity withholding increased average gas and electricity prices by 38% and 20%, respectively, over the three … role in the US electricity generation mix. In recent years, the region’s wholesale natural gas and electricity markets have …