Wednesday is poised to be a huge day for the markets. America’s central bank is expected to finally slash interest rates from their 23-year high after hiking them up in 2022, and the resulting impact could have wide implications across all major markets. Under Chair Jerome Powell, the Federal Reserve raised borrowing costs in a bid to control inflation, which skyrocketed following the Covid-19 pandemic. Now, with a stronger job market, the plan is to lower interest rates—hopefully without trigge...