Is this the correct definition of GDP when measured by production? "GDP for a nation's economy is all goods and services produced domestically in a year."

If the real wage is above the equilibrium real wage, there would be a ________ of workers and the real wage would ________

A) surplus; decline B) surplus; rise C) shortage; decline D) shortage; rise

If two countries have production possibilities curves with different slopes, there is no possibility for gains from trade

a. True b. False Indicate whether the statement is true or false