A survey of doctors would presumably agree on the function of an organ, a survey of hospital administrators might also agree on the need to cut treatment costs - this doesn't mean the opinions are equally accurate.
The economists are more accurately characterized by 'anti-distortion'. The amount of distortion that should be accepted (for instance, to protect the disabled) is a matter of politics, but the article only addresses consensus issues.
But the same responses would come from US politicians of both types - would Swedish or French economists have the same views?