Commentary President Joe Biden met with Chinese leader Xi Jinping at a virtual summit on Nov. 15. Most analysts think Beijing has the upper hand and Washington is weak. But the Chinese regime has severe underlying problems, based on three different models that can be used to assess the relationship between both countries and their leaders. The meeting between the two world leaders attempted to diffuse tension between China and the United States. Unsurprisingly, this conversation produced little breakthrough, though it was good they at least talked. Many analysis discuss this event in the context of a rising and stronger communist China, and a weak and dithering America. It is true that the Biden administration may have committed some mistakes, including the grievous withdrawal from Afghanistan, but America has many strengths that contrast with communist weakness. There are three models that one can use to assess and understand the Biden-Xi …