HSC Economics 2nd MCQ Question With Answer 2018. A focus of the subject is how economic negotiators act or interact and how markets work. Consistent with this, a primary textbook difference is between microeconomics and macroeconomics. Microeconomics observes the behaviour of basic elements in the economy, including separate agents (such as households and firms or as buyers and vendors) and markets, and their connections. Macroeconomics examines the entire economy and subjects affecting it, including unemployment, rise, economic growth, and financial and fiscal policy.