Assume that you are a policy adviser who believes that money demand is highly interest-sensitive but investment is not. Asked your advice on how to pull the economy out of a recession, you are likely to emphasize

If the theory behind an economic model fits the data poorly, you would probably want to

A) use the theory to predict what would happen if the economic setting or economic policies change. B) start from scratch with a new model. C) enrich the model with additional assumptions. D) restate the research question.

In Nebbia v New York (1934), the doctrine of Munn v Illinois (1877)

(a) was held to be irrelevant. (b) was upheld for all cases. (c) was upheld for interstate commerce. (d) was overturned explicitly.