The Rational Economic Actor (1)
Photographer: JMRosenfeld of flickr under CC2.0.
Notes:
1) My professor is *really* into Coase, so the title is a bit of a tribute to that.
2) While I'm referring to generalities such as time, energy, and self-indulgence, Justin Childers/ Tim Keller/ M'Cheyne approach this from a monetary perspective.