https://www.reuters.com/article/us-tesla-musk-ubs/teslas-model-3-margins-could-be-dented-by-costly-powertrain-ubs-idUSKBN1L21EP >Electric carmaker Tesla Inc's premium Model 3 sedan will not produce better profit margins than a conventional BMW and the company could actually lose $6,000 on every base model due to higher costs for the powertrain, according to an analyst at UBS.