Psychophysics of Perception of Roughnes and Time Passing
This Ms. is about perception of physical stimuli.
BUT methods apply to abstract modalitieslike utility of money, satisfaction with goods and services, happiness and many other things that matter to us all
Kornbrot, D. (2014). Human Psychophysical Functions, an Update: Methods for Identifying their form; Estimating their Parameters; and Evaluating the Effects of Important Predictors. Psychometrika, 1-16. http://dx.doi.org/10.1007/s11336-014-9418-9