Buy-Back Contract is an operations management tool in which a manufacturer specifies a .... price and a ..... price at which the retailer can return any unsold items at the end of the season. The buy-back contract results in an increase in the salvage value for the retailer, which induces the retailer to order a larger quantity. The manufacturer is willing to take on some of the cost of overstocking, because: .. and .. there are 4 fill in the blanks total