Explain the system of a vertical economy.

In microeconomics, management, and international political economy, vertical integration refers to an arrangement in which the supply chain of a company is integrated and owned by that company. It is contrasted with horizontal integration, wherein a company produces several items that are related to one another.

Explanation:

In microeconomics, management, and international political economy, vertical integration refers to an arrangement in which the supply chain of a company is integrated and owned by that company. ... It is contrasted with horizontal integration, wherein a company produces several items that are related to one another.

Explanation:

c or d both can be the answer

answer; professor;