Discuss the economic costs and benefits of immigration

1. In an essay no less than 300 words discuss the economic costs and benefits of immigration? Is immigration bad for U.S. economy?

How does it help the sending (immigrants’ original  country) country?

2. Why is China still poor in per capita terms despite having the second-largest economy in the world in terms of real GDP?

3. Does the political freedom existing in democracies always aid economic growth? Why?

4. What is the relationship between savings, capital formation, and consumption?

5. According to Malthus, how does economic growth and population relate to each other?