In the context of GDP and aggregate demand, which of the following would be counted toward aggregate investment?
Select all correct answers.
a) Buying intermediate goods from a supplier at wholesale prices.
b) Saving part of one's income in a money market account.
c) Purchasing shares in a corporation.
d) Buying a new vehicle for personal use.
e) Building a new house for an individual household.
f) Constructing a new office building as a workplace for employees of multiple firms.