How can the business cycle be used to evaluate a country‘s economy? Answer in 2-3 sentences

Historians have recently discovered a historical journal published in the early twentieth century. the journal contains facts based on original sources about the downfall of the early byzantium empire. historians consider this long-lost journal to be a breakthrough in their understanding of the byzantium empire. based on this information, the journal is a source.

What was the effect of the industrial revolution on the working class ?

How will president amoto's economic advisors determine south gamara's per capita gross domestic product