Question

Why might the velocity of money change unexpectedly?

Short answer

It's apparent that changes in the capitalist force affect the nominal GDP in an changeable manner

Step-by-step solution

:Introduction

In economics, haste is a term that describes the rotation of plutocrat. Haste of plutocrat in a time is defined as,
$Haste=\frac{\text{Nominal GDP}}{\text{Mancy Supply}}$

:Explanation of Solution

Unanticipatedchangein thehasteofplutocratovertimecouldbebecause of thechangeinplutocratforceand itsmatchingeffecton thenominalGDP. Forillustration, consumer'sexpenditurecan speed up ordeceleratedowndependingupon theirneedtobuyalargenumberorparticularssnappily.
Still, also it means that the changes in the plutocrat force affect the nominal GDP in a predictable manner, If the haste changes in a predictable and constant way. On the negative, if it fluctuates unpredictably, also it's apparent that changes in the plutocrat force affect the nominal GDP in an changeable manner.