Who is better? Edison or Tesla?

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

Why is cheating in college wrong? expecting a good answer about it a good opinion. you.

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.