Nobel laureate Gary S. Becker argued that when the labor specialization in a marriage decreases--if, for example, both spouses have careers--the overall value of the marriage is lower for both partners because less of the total needed work is getting done, making life harder for both partners and divorce more likely.

FORBES: Careers And Marriage

Responding to a customer slows down the workers doing their immediate work, adding to the costs of getting their job done, and in short run, making them less efficient, and thus possibly making less money for shareholders.

FORBES: Whole Foods And The Triumph Of Customer Capitalism