Looking for attractors in the chaos.
Tuesday, December 23, 2014
When marginal price of a call goes to zero
Having an unlimited mobile plan is a very nice thing - you do not need to worry you will pay more than you expect for using your smartphone.
Also, at some point (often quite early in a month), successive calls become free.
Or to be precise - the marginal price of a call goes to zero.
Still, I was wondering, how much of the unlimited am I actually using.
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