Oil prices hung below $74 a barrel Tuesday in Asia as traders anticipated OPEC will leave crude production levels unchanged at the group's meeting later in the day. Benchmark crude for February delivery was up 4 cents to $73.76 at midday Singapore time in electronic trading on the New York Mercantile Exchange. The contract fell 70 cents to settle at $73.72 on Monday. The January contract, which expired Monday, closed down 89 cents at $72.47.