The resale value of electric vehicles is collapsing worldwide, hurting private owners and fleet operators. The crisis became especially apparent when BluSmart, India’s pioneering all-electric ride-hailing service, collapsed in April amid financial fraud allegations. The Delhi-based company’s fleet of thousands of cars, originally worth over $12,000 each, suddenly flooded the market at about $3,000. For Tesla owners in the U.S., their 2023 Model Ys are worth 42% less than what they paid two years...