You'll find plenty of under-$200 business and general-purpose monitors with screens in the 24-inch range. As a rule, they have very basic features and limited port selections. The HP 24mh offers ...
If money is on the tight side, my favorite budget monitor of the moment is the Asus TUF Gaming VG28UQL1A, which has a blistering 144Hz refresh rate that makes desktop navigation a breezy dream.