Tesla Inc. says buyers must order cars by Monday to get the full federal electric vehicle tax credit of $7,500. The company says on its website that cars ordered by Monday will be delivered by the end of the year...

Tesla Inc. says its customers won't get the full $7,500 federal electric vehicle tax credit after Dec. 31.The company says on its website that the credit on its vehicles will start to phase out next year.Under federal law, buyers get...