Of the following high-income countries, which has the lowest life expectancy at birth?

At the beginning of the year, United Delivery had trucks valued at $1.3 million. During the year, United Delivery purchased new trucks valued at $500,000

If the value of the trucks at the end of the year was $1.5 million, what is the amount of its net investment and its depreciation during the year?

When comparing the U.S. and Mexican car assembly industries, the disadvantage of higher U.S. wages is offset by

A) Mexican trade barriers. B) trade adjustment assistance in the United States. C) higher productivity in the United States. D) a lower opportunity cost in Mexico. E) "Buy American" advertising campaigns in the United States.