It’s all speculation but I think he would have no qualms about tanking the only industry keeping the stock market growing. But given Kushner’s OAI investments, Trump stands to benefit personally from not tanking the industry.

That's hardly a speculation that he cares very much about the stock market, more than any of his predecessors. It's also why he takes a L instead of going into an adventure in Tehran. Last but not least, "it's the economy, ..." is on everyone's mind, including his