http://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nominal)_per_capita

http://data.worldbank.org/data-catalog

http://www.wisegeek.com/which-country-has-the-highest-income-per-capita-in-the-world.htm

Text Books:

1. Economics: Private and Public Choice by James D. Gwartney

2. Fundamental Accounting Principles with Best Buy Annual Report by John Wild , Ken Shaw , Barbara Chiappetta

3. Management: A Practical Introduction by Angelo Kinicki

4. The Labor Relations Process by William H. Holley

5. Compensation Management in a Knowledge-Based World (10th Edition) by Richard I Henderson