Which north american nations have high standards of living? canada and the u. s. mexico and greenland mexico and canada the u. s. and greenland?

U.S and Canada

Explanation:

Im not sure but I think this is the answer.

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

read more on -