2/... TSLA would sell 80M x 17% = 13.6M cars. At $10K gross profit/car, $10B of R&amp;D/SGA per yr and 20% TaxRt, $TSLA Earnings would be [13.6M x $10K - $10B] x (1 - 20%)=$100B.  During 2020, $AAPL will earn $55B and has a market cap of $1.6T. That would be ~$8,000 per $TSLA share.