A ream probably lasts me a decade. Staples sells a carton of 10 for about $40, delivered.
Get Hammermill Copy Plus 8.5″ x 11″ Copy Paper, 20 lbs., 92 Brightness, 5000 Sheets/Carton (105007) fast at Staples. Free next-day delivery when you spend $35+.
www.staples.com