Most economists work in the private sector and therefore owe their allegiance to the private sector. There are, however, a few brave stalwarts who do not conform to the university model or the private sector approach but their voice is drowned out by the throng on the payroll of the private sector. We all know that it is the private sector where the wealth is created; wealth, first and foremost, that benefits the private sector; specifically, the very few at the top of the tree.
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THE VIEW FROM MY GARDEN 
I think the same principle can be applied to the pharmaceutical companies with the potential to manipulate results to fit an existing model for economic gain.