What are the four qualities required for a healthy relationship ​

How do economists measure the success, or shortcomings, of the economy?

This chart shows the number of soldiers killed according to two different sources. source a is a book written by university professors. source b is from a well-known historical website. in a paragraph, explain why the data presented is different, and evaluate the reliability of each source. which should be used in a school research project, and why?

Toward the end of the roman empire, what caused a decrease in the use of coined money tell me now