According to "The Straight Dope" markups are "Stupenduous", at each level of the chain, and manufacturing competition is actually limited. "Consumer Reports pu

According to "The Straight Dope" markups are "Stupenduous", at each level of the chain, and manufacturing competition is actually limited. "Consumer Reports puts gross profit margins on mattresses at 30 to 40 percent, both for wholesalers and for retailers, and up to 50 percent for makers of super-luxe products." http://www.straightdope.com/columns/read/3265/why-are-there-so-many-mattress-stores http://www.straightdope.com/columns/read/3265/why-are-there-...