Federal spending Part E What was the total amount spent on science?

How can changes in technology or consumer demand make it difficult for people to get jobs? by changing the number or kind of jobs available by making it possible for some people to work fewer hours by making it difficult for people to buy what they want by creating a demand for things that are not available

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

Explain both sides of shays rebellion. include perspectives of the political leaders of the rebellion.