Why does government have to undertake certain types of activities which private sector may not be able to provide - Social Science - Sectors of the Indian Economy

Question

Why does government have to undertake certain types of activities
which private sector may not be able to provide?

Santosh · Accepted Answer

It is because the motto of government is welfare of the people and
its subject but on the other hand profit earning is the only motive
of private sector

Why does government have to undertake certain types of activities which private sector may not be able to provide?