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The Lerner index is widely used to assess firms' market power. However, estimation and interpretation present several challenges, especially for banks, which tend to produce multiple outputs and operate with considerable inefficiency. We estimate Lerner indices for U.S. banks for 2001-18 using...
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This contribution starts out by noting a conflict of interest between consumers and insurers. Consumers face positive … Switzerland. Private U.S. but not Swiss insurance has a hedging effect for consumers, while both social insurance schemes expose … consumers to excess asset volatility. In the insurance systems of both countries, the private component fails to offset …
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The income that wind and solar power receive on the market is affected by the variability of their output. At times of high availability of the primary energy source, they supply electricity at zero marginal costs, shift the supply curve (merit-order curve) to the right and thereby reduce the...
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