Shiller, Robert J. - Cowles Foundation for Research in Economics, Yale University - 1987
Questionnaires were sent out at the time of the October 19, 1987 stock market crash to both individual and … institutional investors inquiring about their behavior during the crash. Nearly 1000 responses were received. The survey results … before the crash that the market was overvalued, 6. Most investors interpreted the crash as due to the psychology of other …