Answer 4.
Read economics for fun in your spare time.
To get you started, here is a list of recommended readings. by Greg Mankiw.
- Milton Friedman, Capitalism and Freedom
- Robert Heilbroner, The Worldly Philosophers
- Paul Krugman, Peddling Prosperity
- Steven Landsburg, The Armchair Economist
- P.J. O'Rourke, Eat the Rich
- Burton Malkiel, A Random Walk Down Wall Street
- Avinash Dixit and Barry Nalebuff, Thinking Strategically
- Steven Levitt and Stephen Dubner, Freakonomics
- John McMillan, Reinventing the Bazaar
- William Breit and Barry T. Hirsch, Lives of the Laureates