As worries over the worldwide economy raise, US automakers know quite well the results a stoppage can have on business. Notwithstanding sure improvements in the second from last quarter, experts forecast the business will put on the brakes as soon as possible. In an examination note, UBS's worldwide head of auto research, Patrick Hummel, said that "demand obliteration is presently not an unexplained gamble, yet has started to turn into a reality." Taiwan stocks down more than 4% in mixed Asia trade as TSMC plunges 8% Despite the fact that demand for electric vehicles has never been higher, GM and…