Economic models are often based on assumptions because they:
A) help simplify complex real-world phenomena.
B) help explain the past.
C) help test models even when relevant data are unavailable.
D) help predict the future with higher accuracy.
A model is based on an assumption that an additional year of education increases a student's future wage by 20.
Question 2
The public debt can be thought of as
A) the total amount the government spends for goods and services.
B) the total amount consumers owe on their credit cards.
C) accumulated budget deficits and surpluses.
D) the total amount in taxes consumers pay to the government.
Life-history cube, a classification of fish, mammals, and altricial birds based on three dimensionle
pie chart of the World's Religions
Soil Erosion and Degradation in the world
Power-tower in Southern California, largest such facility in the world
economic question
economic question