Answer:
D.
Explanation:
A economic model can be used to explain or predict economic phenomena, because every model has to have key variables that command the economic decisions and operations.
An economic model is define to get a specific goal, so when some problem comes, you can study every decision based on the model applied, that 'simplifies' solutions, or even better, you must be able to predict when economic problems will arrive.
Answer:
$210
Explanation:
Date Description Units Price Total Balance
1-Jun Opening 15 $12 $180 $180
5-Jun Purchase 10 $13 $130 $310
12-Jun Purchase 20 $14 $280 $590
17-Jun *Sale -30 -$380 $210
*Working
Sale
Date Units Price Total
17-Jun -15 $12 $(180)
-10 $13 $(130)
-5 $14 $(70)
Total Sale -30 -$380
So, the correct answer is $210.
Answer:
This type of argument ties to make a connection between people living in different parts of the world using both geographic and demographic variables. The geographic variables are the foreign cities (London, Sao Paulo, and Tokyo) and the demographic variables would be the education and income levels (wealthy MBAs).