Law Commons^™

Informed Trading And Its Regulation, Merritt B. Fox, Lawrence R. Glosten, Gabriel V. Rauterberg

Articles

Informed trading--trading on information not yet reflected in a stock's price-- drives the stock market. Such informational advantages can arise from astute analysis of varied pieces of public news, from just released public information, or from confidential information from inside a firm. We argue that these disparate types of trading are all better regulated as part of the broader phenomenon of informed trading. Informed trading makes share prices more accurate, enhancing the allocation of capital, but also makes markets less liquid, which is costly to the efficiency of trade. Informed trading thus poses a fundamental trade-off in how it affects …