What is the impact of radioactive decay on the earth?

Which of the following factors is not used to measure a country’s standard of living? a.) life expectancy b.)educational levels c.)divorce rates d.) gross income

What is the difference between emigrate and immigrate? ?

Which of the following statements best describes the quantity theory of inflation? a.inflation occurs because production cost rise and this cost increase is passed on to consumers in the form of higher prices b. inflation occurs because there is too much money in the economy c. inflation occurs because demand of good and services exceeds existing supplies d. none of these