Preheat oven to 375 degrees.
Rub salt, pepper, and paprika into the skin of the duck.
Place in a roasting pan.
Roast duck for 1 hour.
Spoon 1/4 cup melted butter over bird, and continue cooking for 45 more minutes.
Spoon another 1/4 cup melted butter over duck, and cook for 15 more minutes, or until golden brown.