Dow on track for another winning week as Wall Street weighs Trump tariff threats
1. S&P 500 hit a record high after Trump's tax and interest rate proposals. 2. Boeing warned of a $4 billion loss in Q4, negatively impacting its shares. 3. S&P Global survey shows business activity slowing, affecting economic outlook. 4. Higher tariffs mentioned by Trump may lead to inflation and slow Fed cuts. 5. American Express profit rose but shares fell, impacting Dow performance.