David Rosenberg: Trump's approach to China is backfiring – and that puts all investors at great risk

"Everybody wants to make a deal and if they don't want to make a deal, we'll make the deal for them. We're the one that really sets the deal, and that's what we'll be doing." — President Donald Trump, April 17th, 2025 How's that for instilling confidence? If you don't make a deal with us, we'll make a deal for you. Wasn't that deal supposed to have been arranged when tariffs were imposed on some 180 countries on April 2nd, also known as "Liberation Day?" It got kyboshed by a 90-day reprieve because investors got "yippy." So, it looks like…