Kishore Biyani is a little anxious about Wal-Mart and Bharti in his backyard. He is making sure he's sending the right signals to his investors by going all out to expand and list each of his subsidiaries to leverage on scale. "The old economy believed in perfecting a business model. I belong to the new economy that works on speed and imagination who says we can't do it," said Kishore Biyani, CEO, Future Group.