eBay Collective doubles its number of dealers and inventory   Since launching in 2016, eBay Collective has doubled its number of dealers and inventory, providing shoppers with a one-of-a-kind selection of furniture, art, antiques and design. San Jose, CA, 2017-Dec-12 — /EPR Retail News/ — Last Tuesday, an eclectic group of artists, designers, architects, collectors and art-world influencers kicked…