Tesla Inc. chief Elon Musk said on Tuesday the electric carmaker will accept dogecoin as payment for merchandise on a test basis, sending the meme-based cryptocurrency up 24 percent. “Tesla will make some merch buyable with Doge & see how it goes,” Musk said in a tweet. Dogecoin, popular among retail investors, raced up to $0.20 after the tweet. Musk’s tweets on the cryptocurrency, including the one where he called it the “people’s crypto,” have helped the meme coin soar 5,859 percent over the past year, according to data from Coinbase website. Musk did not specify what merchandise, which starts from $50 and goes as high as $1,900, could be bought with dogecoin. Tesla sells apparel, ‘Giga Texas’ belt buckles and mini models of its vehicles as well as quirky limited-edition items such as the ‘Cyberwhistle,’ which is modeled after its much-awaited Cybertruck. It recently launched a quad bike ‘Cyberquad’ …