The IMF Working Papers series is designed to make IMF staff research available to a wide audience. Almost 300 Working Papers are released each year, covering a wide range of theoretical and analytical topics, including balance of payments, monetary and fiscal issues, global liquidity, and national and international economic developments.
In 2004, the mutual fund industry of Costa Rica experienced a massive run by investors that reduced the industry to half its size in a month. This paper explores how weaknesses in the regulatory framework played a role in the crisis and draws lessons for developing countries. The analysis of events demonstrates the need for developing countries to design a multi-pillar framework for securities regulation as well as to strengthen financial literacy and capacity building. At the micro level it shows the importance of market conduct rules and the challenges that the implementation of mark-to-market poses for developing markets.