The world's 2 biggest economies are moving in starkly different directions

• The US and Chinese economies are diverging in policy and growth, among other factors. 
• China's headwinds and steady growth in the US have been reflected in each country's respective stock market. 
• Experts broke down the economic and market outlook for the two superpowers. 

The US and China being at odds politically and socially is nothing new — but the last couple of years show just how dramatically the two superpowers are diverging economically.