Arguing over stock-market losses can tank your relationship. How to stay afloat. - MarketWatch

1. U.S. stock-market decline affects family investments and risk perceptions. 2. Fear may complicate household financial discussions; communication is crucial. 3. Possibilities of tariffs and regulations influence market stability and investor sentiment. 4. Emotional reactions to market downturns could lead to poor investment decisions. 5. Developing a well-structured financial plan can mitigate panic selling risks.