How did poisoned fields contribute to the collapse of mesopotamia?

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

Which is relatively better: a score of 76 on a psychology test or a score of 22 on an economics test? scores on the psychology test have a mean of 90 and a standard deviation of 13. scores on the economics test have a mean of 52 and a standard deviation of 10.

4. discuss three characteristics of postmodern society? how does postmodern society differ in these characteristics than pre-industrial or modern societies?