The idea of "gaming" your already-excellent credit score to drive it up is not going to benefit you in any substantive way -- there's little or no difference between the interest rates or credit terms offered to people with an 800 and those offered to people with the elusive 850. So gaming it doesn't help anything but your ego.
The global economy looks poised to display better growth performance in 2014. Leading indicators are pointing upward -- or at least to stability -- in major growth poles. However, for this to translate into reality policymakers will need to be nimble enough to calibrate responses to idiosyncratic challenges.