In the United States, the emergence of the third-party payment system explains ________ of the increase in health care expenditures from 1940 to the present.

In the case of a currency union, what is a nominal anchor?

A) It is the weight of the efficiency loss from changing to a common currency. B) It is an independent value, such as the value of the common currency unit, constraining the ability of a nation to inflate its currency and prices. C) It is a nominal measure of GDP that is not the same as the measure for real GDP. D) It links that nation to other members of the currency union and permits no trade or financial relationships outside the union.

How might the discount rate used in project appraisal be adjusted to account for environmental concerns? Is there a better way to address these concerns?

What will be an ideal response?