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u' - marginal utility
u'' - related to risk aversion
u''' - related to precautionary saving (prudence)
u'''' - ??
I heard once that @mileskimball had intuition for the roles of 4th & higher-order derivatives of u() -- would love to be able to break that out at an Econ party
[Ain't no party like an Econ party, 'cause an Econ party discusses higher-order risk attitudes]
u'' - related to risk aversion
u''' - related to precautionary saving (prudence)
u'''' - ??
I heard once that @mileskimball had intuition for the roles of 4th & higher-order derivatives of u() -- would love to be able to break that out at an Econ party
The derivatives of the Position vector with respect to time have interesting names:
— Fermat's Library (@fermatslibrary) October 19, 2018
Velocity (v) = change in Position
Acceleration (a) = change in Velocity
Jerk (j) = change in Acceleration
Snap (s) = change in Jerk
Crackle (c) = change in Snap
Pop (p) = change in Crackle
\U0001f9d0 pic.twitter.com/fo7RNjum6f
[Ain't no party like an Econ party, 'cause an Econ party discusses higher-order risk attitudes]