efficiency comparisons across different samples. We use a latent class stochastic frontier model to estimate simultaneously …

investigate the impact this change in procurement contracts has on efficiency. Focusing on coal mines, we find that those selling …

products and services to informationally opaque customers, their ability to diversify credit and liquidity risk, and how they … liabilities to reduce the probability of bank runs. These aspects of banking affect a bankś choice of risk vs. expected return …, which, in turn, affects bank performance. Banks have an incentive to reduce risk to protect the valuable charter from …