April will go down as one of the worst months ever for economic activity. It will also be remembered as one of the best months for stocks. This paradox has many perplexed. Who could be buying right now with so much uncertainty?

Oil fell below zero on Monday to close at -$37.63. This prompted opportunistic investors to jump into vehicles that advertise exposure to oil, but they may come to regret not reading the instruction manual first.

Looking forward, the country is in uncharted territory. Never before has the government attempted such bold moves to control a crisis, and the lack of a time-tested playbook leaves several questions unanswered.

Investors appear worried that COVID-19 could cause another financial crisis. History further suggests that financial crises happen more often that we may think. If so, are we slipping into the next one?