Which of the following is the MOST likely explanation for a Detroit construction company's imports of Canadian concrete blocks made in Windsor, Ontario?

The authors note that advertising can make the consumer demand for a product more elastic (price responsive) by expanding the potential range of consumers

As this change in demand occurs (ceteris paribus), what happens to the optimal advertising-sales ratio? A) Increases B) Decreases C) Remains the same D) We do not have enough information to answer this question

Costs that are borne solely by the individuals who incur them are

A) private costs. B) social costs. C) external costs. D) transaction costs.