Sonic to launch value menu

OKLAHOMA CITY Looking to stem slipping sales and increase its appeal to cash-strapped consumers, Sonic Corp. said Monday it would launch a value menu at its 3,500-store system by the end of December.

The move makes Sonic the latest quick-service operator to unveil such an initiative. Last week, KFC said it would introduce the chain’s first national value menu next year, featuring nine items for between 99 cents and $1.99 each. And other chains, including