Comparative study on the essential elements of securities insider trading 并列题名:Comparative study on the essential elements of securities insider trading Comparative study on the legal system of securities market regulation 并列题名:Comparative study on the legal system of securities market regulation Comparative study on the legal issues of asset securitization Study on the constitution of securities insider trading crime 并列题名:Study on the constitution of securities insider trading crime Comparative study on the operational systems of the master plans in world cities A comparative study of UK and US securities regulation