The BULLS are undeterred by presumptive Democratic presidential nominee Joe Biden's threat last week to hike the corporate tax rate and end the "era of shareholder capitalism". 🤔🤔🤔 The RSI broke above its 50-day MA for the S&amp;P 500. #SP500 $SPY $SPX #DJIA $DIA #DOW #NASDAQ $VIX https://t.co/DsJ961t8fu