Regulations, Musk’s marketing mastery seen as key reasons Field gets crowded in market most buyers have yet to embrace Here are two facts that defy logic: By the end of the year, electric-car maker Tesla Inc. will have burned through more than $10 billion without ever having made 10 cents. Yet companies around the world are lining up to compete with it. Almost 50 new pure electric-car models will come to market globally between now and 2022, including vehicles from Daimler AG and Volkswagen AG . Even British inventor James Dyson is getting into the game, announcing last week that he’s investing two billion pounds ($2.7 billion) to develop an electric car and the batteries to power it. The reasons for chasing Tesla are part city hall, part show business. Regulators in Beijing have laid out a plan to mandate electric vehicle production in China, while California requires carmakers […]