edu.cuny.cat.market
Class EfficiencyCalculator

java.lang.Object
  edu.cuny.cat.market.EfficiencyCalculator

public class EfficiencyCalculator
extends java.lang.Object

A class calculating efficiency, convergence coefficient, and profit dispersion based on a EquilibriumCalculator with true shouts from traders and a set of actual transactions.

Version:

$Revision: 1.11 $

Author:

Jinzhong Niu

Field Summary

protected double	convergenceCoeff Market convergence coefficient
protected double	eA Market efficiency.
protected double	equilibriumPrice
protected static org.apache.log4j.Logger	logger
protected java.util.List<Shout>	matchedShouts
protected double	pBA The actual profits of the buyers.
protected double	pBCE The profits of the buyers in theoretical equilibrium.
protected double	profitDispersion
protected double	pSA The actual profits of the sellers.
protected double	pSCE The profits of the sellers in theoretical equilibrium.
protected java.util.Collection<Trader>	traders
protected java.util.Collection<Transaction>	transactions

Constructor Summary

EfficiencyCalculator(EquilibriumCalculator equilCal, java.util.Collection<Transaction> transactions, java.util.Collection<Trader> traders)

Method Summary

protected void	calculateActualProfit()
protected void	calculateConvergenceCoeff()
protected void	calculateEfficiency()
protected void	calculateProfitDispersion()
protected void	calculateTheoreticalProfit()
double	getActualProfit()
double	getConvergenceCoeff()
double	getEA()
double	getProfitDispersion()
double	getTheoreticalProfit()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

matchedShouts

protected java.util.List<Shout> matchedShouts

pBCE

protected double pBCE

The profits of the buyers in theoretical equilibrium.

pSCE

protected double pSCE

The profits of the sellers in theoretical equilibrium.

pBA

protected double pBA

The actual profits of the buyers.

pSA

protected double pSA

The actual profits of the sellers.

eA

protected double eA

Market efficiency.

convergenceCoeff

protected double convergenceCoeff

Market convergence coefficient

profitDispersion

protected double profitDispersion

equilibriumPrice

protected double equilibriumPrice

transactions

protected java.util.Collection<Transaction> transactions

traders

protected java.util.Collection<Trader> traders

logger

protected static org.apache.log4j.Logger logger

Constructor Detail

EfficiencyCalculator

public EfficiencyCalculator(EquilibriumCalculator equilCal,
                            java.util.Collection<Transaction> transactions,
                            java.util.Collection<Trader> traders)

Method Detail

calculateEfficiency

protected void calculateEfficiency()

calculateTheoreticalProfit

protected void calculateTheoreticalProfit()

calculateActualProfit

protected void calculateActualProfit()

calculateConvergenceCoeff

protected void calculateConvergenceCoeff()

calculateProfitDispersion

protected void calculateProfitDispersion()

getActualProfit

public double getActualProfit()

getTheoreticalProfit

public double getTheoreticalProfit()

getEA

public double getEA()

getConvergenceCoeff

public double getConvergenceCoeff()

getProfitDispersion

public double getProfitDispersion()