How far did the open door policy towards china benefit the usa?

not a real estimate but i hope this info is helpful:

Explanation:

Open Door policy was rooted in the desire of U.S. businesses to trade with Chinese markets. The policy won support of all the rivals, and it also tapped the deep-seated sympathies of those who opposed imperialism, with the policy pledging to protect China's sovereignty and territorial integrity from partition.

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939

answer: the risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

explanation: