write an Essay about Social Problems 3-4 pages

Explain wealth and bias in the system. discuss the basics of capitalisim and the concentration of wealth (capital). How and why is  wealth concetrated?  how is concetrated used to influence/ dominate government? why do corporations want to dominate government? This is all about how and why we have a "plutocratic" political system. (Chap2. Zinn/Eitzen and lectures)

Hint: make sure that i'm international student, so be carfull.