What factors led to the rise of the corporation after 1865? what means did corporate leaders use to expand their control of markets?

In the early 19th century, the corporate form of business organization had been used to raise large amounts of start-up capital for transportation enterprises such as it turnpikes and canals. By selling stocks and bonds to raise money, the corporation separated the companies managers, who guided into day-to-day operation, from the owners – those who had purchased the stocks and bonds as investments.