Why Do Economists Disagree?

The public perception that economists do not agree upon anything is probably even more disconcerting than their failures in prediction and control. Something happens and then upon the TV screen appear two economists who in the 30 seconds alloted them seem to be giving diametrically opposing economic views. If economists disagree that sharply, how can they possibly know anything?

Economists disagree much less about economics than the general public thinks. Most of the disagreements are ...