funcNULL-class

<p>A class representing a function for special <code>mondate</code> formatting 
if necessary or NULL if not.</p>

classes

Keep track of dates in terms of fractional calendar months
per Damien Laker "Time Calculations for Annualizing Returns: the Need for Standardization",
The Journal of Performance Measurement, 2008.
Model dates as of close of business.
Perform date arithmetic in units of "months" and "years".
Allow "infinite" dates to model "ultimate" time.

Dan Murphy

mondate

funcNULL-class: Class "funcNULL"

Description

Arguments

Author