Younger generations might not have to worry about recessions as much as their elders. It would be great news for their job security and stock portfolios.

• Official NBER recession data says US recessions have become less common over time. 
• But some economists have argued that flawed historical economic data puts this claim in question.  
• A variety of factors should be making the US economy more recession-proof than it used to be. 

One of the biggest questions of today's economy is when the US will enter a recession. And most Americans are crossing their fingers it won't happen anytime soon.