Second-hand books are a booming business. Dec 28, 2018 2:02:55 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Swampy on Dec 28, 2018 2:02:55 GMT -5 There are no official statistics for the size of the second-hand book market. But a survey by Statista found that in both the UK and the US more than half of us are choosing to buy more books second-hand than we buy new.Bookworms like me love treasure hunting in second-hand book stores.