Economists who study macroeconomics are concerned with all of the following EXCEPT
A. the gross domestic product (GDP).
B. the business cycle.
C. the purchases of a single individual.
D. assessing economic trends and practices of the aggregate.

Respuesta :

By definition, macroeconomics is the term that is to describe the study of economics wherein it is mostly concerned on how an economy operates, in contrast to microeconomics. Therefore, one aspect that macroeconomist is not primarily concerned would be the purchases of a single individual. 
The answer would be C