What term refers to a formal on the job training program in which a worker shadows someone more experienced in the field?

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

How much time on average do americans currently spend watching tv and videos per day?

The platt amendment of 1901 forbade cuba from entering into any treaties that would allow undue foreign involvement in cuban affairs. this law was passed after the spanish-american war to make sure that european nations weren’t going to get involved with cuba. 1, why might the platt amendment be considered ironic? 2, what reasons would the united states have for not wanting european influence in cuba?