What was going on in the national economy during the periods when the GDP growth rate was negative? Can you see any correlations there?

When studying the Business Cycle, we look at the performance of many variables in the macroeconomy. Give a current example of a procyclical variable, a countercyclical variable, and an acyclical variable affecting the economy today. What type of variable is unemployment? How can you tell from these sets of data in Real-Time Data Analysis?