The term 'investment' in macroeconomics means

Step 1: Analyze the question The question asks what "investment" means in macroeconomics. Note that this is different from the everyday meaning of the word.

Step 2: Explain the concept In everyday language, "investment" often means buying shares, bonds, or putting money into a business to earn returns. In macroeconomics, investment means spending on capital goods (machinery, factories, equipment, buildings, infrastructure) and changes in stocks (inventories) that are used to produce more goods and services in the future. It is a flow of spending that adds to the capital stock, and it is a key component of aggregate demand:

Y = C + I + G + (X − M)

Buying stocks and bonds is only a transfer of financial assets, not real investment, because it does not directly create new capital goods.

Step 3: Evaluate the options

• A. Profit: Profit is a reward to the entrepreneur, not investment. Wrong.
• B. Money invested in bonds and stocks: This is financial investment, the everyday meaning, not the macroeconomic one. Wrong.
• C. The total amount of capital goods in the country: This is the closest to the macroeconomic meaning, since investment is concerned with capital goods. Strictly speaking, the total stock of capital goods is "capital," while investment is the addition to that stock. But among the options given, this is the best fit.
• D. Production of goods for immediate consumption: This describes consumption goods, the opposite of investment. Wrong.

Step 4: Answer The best answer is C.

Tip: In macroeconomics, think "investment = capital goods, not shares." If an option mentions stocks and bonds, it is usually the trap. Also remember the distinction: capital is a stock, investment is a flow. In JAMB, when the wording is imperfect, choose the option closest to the concept.