Virtual Stock Game motivates traditional donors to become social investors!! Several websites already use virtual stock markets to successfully forecast real-world outcomes. This document proposes creating a virtual stock market focused on social enterprises to measure organizations' socio-economic impact. In this market, traders use virtual money to buy and sell stocks based on their analysis of organizations' social contributions and impact. The price of the virtual stocks would show the degree of socio-economic impact. This would motivate traditional donors to objectively research organizations and become more like social investors.