Cripes, you're right... GNP is the amount of cash you get per turn.
Not sure how I missed that one. 
That still leaves productivity... C'mon Soren...
Also, what does it mean if the value is in blue, instead of black?
Not sure how I missed that one. 
That still leaves productivity... C'mon Soren...

Also, what does it mean if the value is in blue, instead of black?
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