Without knowing where the economy was headed in the absence of the stimulus, it's impossible to judge what it contributed just from what happened afterward.
American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) estimated that infrastructure and energy costs contributed about 75%%, whereas IT contributed just 25%% to the overall cost of operating a data center [2] in 2014.
Shortly before the principality's extinction, it contributed just over 81 Reichsthaler per session to the Imperial economy (for the maintenance of the Imperial Chamber Court), with annual revenues of around 25 000 Rhenish guilder.
But it seems that it cannot contribute just that to the meaning of (2).
In reality, the latest figures show that the UK contributes just 0.12% more of its GNP than it receives.
He contributes just one composition, "Jabberwocky," but he makes it count, producing a theme with a corkscrew momentum and a style knowingly evocative of Lennie Tristano.
If anything, it's a meeting of the two, where the machine contributes just as much as the human.
Though it is the fastest growing form of energy, renewable energy (RE) contributes just around 3% of the global energy supply [8].
China meanwhile, contributes just 10%, but has seen its share of world GDP rise meteorically, from just 1.8% in 1991.
