It is far from given that Microsoft has had a positive impact on the world's economy!! It shouldn't have to be stated but you cannot measure contribution by the

It is far from given that Microsoft has had a positive impact on the world's economy!! It shouldn't have to be stated but you cannot measure contribution by the economic size of an organisation, or even assume it is a positive one (counterfactually). It is all speculative, but in my opinion by being a monopoly provider they have held back innovation by several years, and effectively taxed large amounts of money out of the rest of the economy.