Research was conducted by Nicholas Bloom of Stanford University, Rafaella Sadun of the Harvard Business School, and JohnVanReenen of the London School of Economics.
Nick Bloom, of Stanford University, and Rafaella Sadun and JohnVanReenen, of the London School of Economics, find that British factories of American multinationals are more productive than the country's other foreign-owned establishments, which in turn are sharper than locally owned rivals.