Bronze Shortsword

About 29s 0c on Beta · Horde (9 hours ago) and 25s 0c on Beta · Alliance (11 hours ago), from player scans. A vendor pays 14s 39c, so the auction house pays 1.9× more.

No. It is in Classic Era too, with the same item level, vendor price and stack size.

Sell it on the auction house. After the 5% cut a stack of 1 brings about 27s 55c there, against 14s 39c at a vendor.