1- give two reasons early cities were formed.2- what factors led to the emergence of the metropolitan area.3- explain the demographic transition.4- discuss two legal powers of a strong mayor versus a weak mayor.5-discuss one theoretical approach to the study of urban politics.6- discuss the difference between the income tax, payroll tax, sales tax and property taxes. which ones are progressive or regressive?7- explain zoning, site plans and subdivisions.8- discuss two urban reforms of the late 19th century and early 20th century.9- what is the difference between general obligation bonds and revenue bonds? why are municipal bonds different from corporate bonds?10- if a city is to financially prosper, which should be greater, imports or ecports, and why ?