Hello, I need help to answer these questions for my" Urban Economics" class.

Thank you for your help.

Name, briefly discuss its significance and give a concrete, real life example of the three critical factors that determine the overall health or viability of a city.

List and discuss the three characteristics of early cities that distinguished them from "hunting and gathering" societies? How are they still present in today's cities?

Wirth in his Determinist Theory described seven characteristics of the urban way of life. List each one and explain how each characteristic determines urban behavior and lifestyles.

Once basic environmental and economic factors are met, seven social factors play a role in the development of cities. List, give a concrete and specific example and identify the importance of each of the seven social factors in shaping cities.

Burgess presented an urban land use model that divided the city into a set of concentric circles expanding from downtown to the suburbs. Name and describe each zone in the model. The model is valid until the 1970's. What happened in the 70's that changed the model and what was the result of that change?