Personalized Economist (Worlds Best) Gift Long Sleeve T-Shirt. Worlds Best Economist quote comes on a Long Sleeve T-Shirt - White gift with a beautiful blue butterfly occupation logo. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL