I like the explanation and rationale given in Design Rules https://www.amazon.com/Design-Rules-Vol-Power-Modularity/dp/..., though there's plenty of others.
https://en.m.wikipedia.org/wiki/Net_present_value
I like the explanation and rationale given in Design Rules https://www.amazon.com/Design-Rules-Vol-Power-Modularity/dp/..., though there's plenty of others.
https://en.m.wikipedia.org/wiki/Net_present_value