Cam and Mitch went on vacation to celebrate their Honeymoon and brought back “gifts” to the family. Mitchell claims to have gotten sick because he wore socks on the beach, but his virus spread to the entire family. Each member goes through the pain they endured because Mitch didn’t quarantine himself. Only later in the episode do they find out that Mitch wasn’t even patient zero.
See more: externalities, gift giving, health care, negative externalities, private benefits, social costs, substitutes
Economics of Modern Family 