Why did oil prices plunge after OPEC+ decision? How will Buffett's retirement impact Berkshire Hathaway? What is Trump’s rationale behind 100% movie tariffs? How are Trump’s tariffs affecting global supply chains? Why is the Taiwan dollar surging against the dollar? What caused Wendy’s revenue decline in Q1 2025? How might Fed’s rate decision influence stock markets? Why did Tesla's stock fall despite recent gains? What are the effects of Biden's student loan collection restart?