P information is usually thought to reinforce existing sales trends by encouraging customers to flock to mainstream products with broad appeal. We suggest a countervailing market force: popularity information may benefit niche products with narrow appeal disproportionately, because the same level of popularity implies higher quality for narrow-appeal products than for broad-appeal products. We ...

This book will also appeal to experienced critical care nurses, especially as a reminder if they have not made use of certain skills or experienced certain illnesses for a long time. It will also appeal to pre-registration and post-registration courses in intensive care nursing, especially as it has a ‘test yourself’ section at the end of each chapter – but it is very easy to cheat because the ...

A fund’s performance is usually compared to the performance of an index or other funds. If a fund trails the benchmark, the fund manager is often replaced. We argue that this may lead to excessive risk-taking if fund managers differ in ability and have the opportunity to take excessive risk. To match the benchmark, fund managers may increase the risk of their portfolio even if this decreases th...