List of about 10 different research databases such as GALE, ABC-CLIO, EBSCO, Encyclopedia Brittanica, etc.

6-10 minute long explanations of various key economic concepts, including opportunity cost, factors of production (productive resources), self interest, inflation, unemployment, demand, supply, market equilibrium, functions of money, the labor market, and externalities. You can also find this in the iTunes Store by searching for "St. Louis Fed".

Tutorials on all aspects of economics!