The phrase "book trade" refers to the business of buying, selling, and distributing books. It involves activities like publishing, retailing, and libraries, where books are exchanged or traded among different entities. Full definition
Most book trade shows and fairs run for two or three days. (authorhouse.com)
Like most markets in the world, the increase in ebook sales are directly attributed to the declining retail book trade. (goodereader.com)
Unlike a certain book trade publication, we went overwhelmingly female with this list, which nonetheless includes a variety of genres and combines old favorites with new names. (bookpage.com)