Why Tesla Stock Keeps Going Up

Tesla stock costs more than $1 trillion now. Is that too expensive?Tesla (TSLA 5.98%) stock continued putting pedal to metal as stock markets reopened for business Monday. Through 12:20 p.m. ET, the electric car leader gained 7.3%, bringing total gains since Donald Trump won reelection (with Elon Musk's support) to a staggering 37%.Oh, and Tesla is a trillion-dollar company again -- $1.1 trillion, to be precise.What's driving Tesla stock higherToday's gains owe in part to growing enthusiasm for Tesla stock ...