As the possibility of a Kamala Harris presidency gains momentum, high-income earners across the United States are increasingly concerned about potential changes to tax policy that could significantly affect their finances. Experts predict that states like California and New York, which already have high state income taxes, could see the most significant financial hits, while even states without income taxes might not escape the impact of federal tax increases. Additionally, a shift in energy policy towards alternative energy sources could pose challenges for states heavily reliant on fossil fuel industries, potentially leading to economic shifts.