Elon Musk sees elements of a recession in China and Europe and says that the U.S. Federal Reserve is raising interest rates by too much. But when asked on Tesla's third-quarter earnings call on Wednesday how his electric car company will fare in a potential recession, the world's wealthiest person expressed little concern. "To be frank, we're very pedal to the metal come rain or shine," Musk said in response to an analyst's question. "The long-term potential for Twitter is an order of magnitude greater than its current value," Musk said. WATCH: Gene Munster breaks down Tesla earnings

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