Dierdre just gave birth to twins and now finds herself buying diapers on a weekly basis. Therefore, we can conclude that there is a causal relationship between having newborn twins and purchasing diapers for Dierdre.

To a seller, the cost of a good or service is ________, and the price is ________

A) what must be given up to produce the good or service; what is received for the good or service B) what is received for the good or service; what must be given up to produce the good or service C) the producer surplus the seller receives; the consumer surplus the buyer receives D) the producer surplus the buyer receives; the consumer surplus the seller receives E) None of the above answers is correct.

It is true that inflation is a

A) continuous increase in the money supply. B) continuous fall in prices. C) decline in interest rates. D) continually rising price level.