Electricity storage is likely to be an important factor in balancing fluctuations renewable generators' output, but concentrated ownership could lead market power. We model this for short-term (daily) the British electricity wholesale market, with generating companies acting as either price-takers or Cournot competitors. discuss how competitive charging and discharging behaviour depends on bala...

Historically, the primary barrier to greater competition in the electricity industry has been the vertical integration of most firms. Control of the transmission grid can advantage some competitors at the expense of others. In electricity markets around the world, policymakers have attempted to solve this problem through the creation of independent ‘gridcos’ or ‘system operators’ that either ow...