In the fortieth-anniversary edition of Capitalism and Freedom (2002) he stated that he was equally opposed to right-to-work laws and to yellow-dog contracts, which make employment conditional on not belonging to a union.

FORBES: Why Milton Friedman Opposed Right-To-Work

Ms. PAM FLITTERSDORF(ph): I'm a yellow-dog Democrat.

NPR: Democrats Make Gains In A GOP Stronghold

Manny, a pale-yellow one-year-old, comes from a dog breeder.

BBC: Last Updated: Monday, 3 March 2008, 13:15 GMT

Someone cradling a dog, the apparently decades-old snapshot splotched with a chemical yellow.

WSJ: Snapshots of Sandy: Group restores victims' photos

At the finish, both mushers rushed to pet their dogs, with Seavey singling out his main leader, 6-year-old Tanner, posing for photos with the dog and another leader, Taurus, wearing yellow garlands.

NPR: 53-Year-Old Musher Becomes Oldest Iditarod Champ