Class  Methods 
AggCo 
 Construct a BivEmpCo density from a bivariate sample
 Constants for scripting, like OWC

FinCo 
 Pricing finite reinsurance:
combine with the Portfolio class; allow user to input payout patterns
by line of business, contract terms etc. Return pricing
statistics for various finite reinsurance structures.

ParamFile 
 Add suggested contagion factor

Portfolio 
 .Stats method: return all stats, TLN fits and estimated unit, for each member of the portfolio and for the aggregate.
 Return density, using common input unit
 Multivariate sample: sort out code.
 Some kind of persistence implementation.

EmpCo 
 InverseDist: compute the distribution of 1/X.
Returns a new EmpCo.


