At what level every modern person needs to know the economy?

Each person needs to know the economy on the elementary level. Everyone must understand what it is necessary to pay taxes, what principle hospitals, authorities, police and other government agencies are funded. And also for whose money repair roads and other infrastructure facilities are repaired. It is advisable to know a little about the market, market equilibrium, demand and suggestion. In essence, the foundations of the economy are taught at school and in higher educational institutions regardless of the selected specialty.