What is the definition of 'Keynesianism'?
1) An economic philosophy that promotes social welfare policies and government intervention in the economy in order to stimulate consumer demand
2) An economic philosophy that advocates privatizing the economy, decreasing corporate taxes, and ending social welfare policies in order to make corporate activity more profitable
3) The economic doctrine that is currently followed by transnational financial institutions
4) The series of economic policies responsible for the 2008 financial crisis