We are not back in a yo-yo compared to the 19th century. We are two recessions apart from the longest period of continued growth in US history (1990's). Then there was a recession in 2001, and then another in 2008-2009.5.
You should check out the Wikipedia article for "list of recessions in the United States." It spells out recession duration and time since previous recession.
You should check out the Wikipedia article for "list of recessions in the United States." It spells out recession duration and time since previous recession.