impact of market-based deregulation in the context of the U.S. electricity sector. We find that the increase in markups … of market power may lead to increased markups. We use a detailed dataset on electricity transactions to investigate the … dominates despite modest efficiency gains, leading to higher consumer prices. Deregulation does not necessarily reduce prices …

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