But the results would surely be a mixed bag: some good, some useless and some terrible.

FORBES: State Health Care Flexibility: The Good, the Bad and the Broke

Some of the rest regulates the genes, but most consists of stuff that is apparently useless or, worse, parasitic.

ECONOMIST: Some ��junk�� DNA may have a function

Like rationality, self-interest (even when broadly defined) fails to capture some aspects of social behaviour, but not so many as to render models based on the notion useless.

ECONOMIST: The benevolence of self-interest | The