Theo quan điểm kinh tế khi dư thừa của cải bạn sẽ làm gì

When children heard an interesting story about a sympathetic and resourceful african-american child, the aim was to provide them with?

After having your fifteenth candy bar we can assess that you would have? a. negative utility b. high utility c. low utility d. a sixteenth candy bar

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.