Answer:
1. In a year
2. Gross Domestic Product
3. government
Explanation:
1. The methods of macroeconomic measurement usually cover periods of a year (GDP, Power Purchasing Parity).
2. GDP means Gross Domestic Product, all the good and services produced by an economy in one year.
3. Governments usually buy road building and military equipment; building infrastructure and purchases of military materiel for an army are government jobs, not the job of private companies.
