An autonomous, self-regulating monetary system with un-tweakable hardcoded constants will render obsolete not just the idea of central planning, but also as the armies of "economists" employed to justify it.
What you're saying? Bitcoin is a goldmine of information for any economist. All the information about economic flow is public, yo!
Transactions might be public, but geographic location of actors, or products being purchased, won't necessarily be identifiable as belonging to any country or economic sector...
Today, a large portion of economists are employed and funded by governments to create and validate theories justifying political and monetary intervention...
But in Bitcoin, money issuance can't be sped up or slowed down. The phrases "interest rate policy" or "monetary policy" are oxymorons. Nothing in Bitcoin can be dictated, nothing can be tweaked, nothing is discretionary, no levers to pull, no knobs to turn...
Thus there is no point to central banks, and with no central banks...no economists funded or employed by central banks!