What are some common things people do for a living at the time frame of a complex civilization

What university did albert einstein go to?

What impact did the gi bill and the interstate highway act of 1957 have on the development of the suburbs

Did the spanish settlers and missions have a positive effect on world history? why, what did they do that was positive? why was the treaty of paris (1763) good for the world/world history? did the plymouth colony have a positive effect on world history? why, what did they do that was positive?