An effort to streamline state contracting and perhaps save taxpayers money has backfired, leaving a legal dispute – and a big unpaid bill. A New Mexico consulting firm was hired to help California state managers improve the terms under which they buy goods and sign contracts. But the consulting contract has been axed and the Department of General Services is refusing to pay the firm's $225,731 bill. Calling the cancellation of its contract "arbitrary and capricious," Santa Fe-based consulting firm Burger, Carroll & Associates Inc. is fighting back: It has filed a civil lawsuit against the Department of General Services,...