This is a tax on imported goods and is usually designed to protect

This is any good transported from one country to another. ... This is financial assistance from the government to encourage the production of or the purchase of a good. tariff. This is a tax on imported goods and is usually designed to protect domestic production of similar goods.

Explanation:

local max is .5

step-by-step explanation:

the local maximum is for x values between 2 and 4

it looks like the x value is 2.5 and the y value is .5

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.