Newegg via eBay offers the Acer G6 27" 1080p LED-Backlit LCD Monitor, model no. G276HLGbd, for $169.99 plus $7.59 for shipping. That's $22 under our mention from November and the lowest total price we've seen. (It's also a current low by $22.) It features a native resolution of 1920x1080 (1080p), 6ms response time, 300 cd/m² brightness, and DVI input.
Before you send in your tax return, double-check that you haven't made one of these mistakes that can trigger IRS scrutiny.