Which New Deal program provided a retirement plan for older Americans that are still in existence today?

Which of the following items would serve as a primary source for a historian studiying the american civil war

What are the cultural characteristics of mexico?

In a small, closed economy, national income (gdp) is $350 million for the current year. individuals have spent $100 million on the consumption of goods and services. they have paid a total of $60 million in taxes and the government has spent $75 million on goods and services this year. use this information and the national income identity to answer the questions. how much does the economy spend on investment?