Dozens of new electric-vehicle models are expected to arrive at dealerships in the next few years. We followed eight Wall Street Journal reporters in four countries to see if they, and the world, are ready to make the switch. About 150 General Motors Co . dealers have decided to part ways with Cadillac, rather than invest in costly upgrades required to sell electric cars , according to people familiar with the plans, indicating some retailers are skeptical about making the pivot to battery-powered vehicles. GM recently gave Cadillac dealers a choice: Accept a buyout offer to exit the brand or spend roughly $200,000 on dealership upgrades—including charging stations and repair tools—to get their stores ready to sell electric vehicles, these people said. The buyout offers ranged from around $300,000 to more than $1 million, the people familiar with the effort added. About 17% of Cadillac’s 880 U.S. dealerships agreed […]