It is an auxiliar function for fitting a Pareto distribution as a particular case of a Pareto Positive Stable distribution, allowing the scale parameter to be held fixed if desired.
the value of the scale parameter, if it is known; if the value is NULL, the parameter is estimated.
start
unused argument from PPS.fit.
...
other arguments
Value
A PPSfit Object.
Details
This function is called by PPS.fit() when Pareto argument is TRUE.
References
Sarabia, J.M and Prieto, F. (2009). The Pareto-positive stable distribution: A new descriptive model for city size data, Physica A: Statistical Mechanics and its Applications, 388(19), 4179-4191.