$GDX Gold companies did well during the Great Depression                     $GDXJ $JNUG                              $SPY $QQQ $DJIA $DIA #stockmarket #investing #finance #stocks #gold #silver $SLV $TWTR $GLD $AAPL $TSLA $AMZN $NFLX $AMD $INTC #economy https://t.co/5vQ89LKPtC