In economics, we cannot accurately predict what individuals will do, but only what people in general will do. why?
humans are unique and different from each other.
all people are selfishly trying to be unpredictable.
command economies force people to think alike.
social sciences are not really sciences.

Read the excerpt from the history of herodotus, book 2. egypt . . is an acquired country, the gift of the river. this quotation from herodotus, a greek who traveled in egypt, is about how the nile river enabled ancient egyptian civilization to develop and succeed. what specifically was the river’s gift? fertile soil fishing stocks defensive capabilities drinking water