This Will Determine a Crunch Week for Stock Markets and 5 More Things to Know Today. - Barron's

1. DAL and other companies withdrew full-year guidance amidst economic uncertainty. 2. The impact of tariffs on earnings and guidance is a major concern. 3. Economic data releases this week could significantly affect stock prices. 4. Trade talks with China may influence market reactions moving forward. 5. Earn season shows mixed results, with many companies underperforming expectations.