On October 2nd, SEC Chairman Mary Jo White announced that the SEC will soon launch a new website focused on equity market structure that will make publicly available market data, research, and analysis. Among other things, the site will disseminate data and related observations drawn from MIDAS, the SEC's market information and data analysis system. It will also feature staff research papers based on a variety of data sources and staff reviews that identify and assemble information from economic literature on market structure topics. White Remarks.