After HomeAway, fewer options to bet directly on sharing economy

SAN FRANCISCO, Nov 6 (Reuters) - It is about to get even harder for stock market investors to make direct bets on the small but fast-growing sharing economy that has gained attention from the runaway success of Uber and Airbnb. Expedia's deal to buy vacation rental site HomeAway Inc for about $3.9 billion, unveiled Wednesday, will shorten an already modest list of publicly-traded companies focused on peer-to-peer home rentals, ride-hailing services and other ways for people to make money fro