# Example from "Economics of Money and Banking, Part Two",
#     Lecture 20-4 "What is a Credit Default Swap"

require 'balancesheet'

Buyer = BalanceSheet.new("Buyer of Insurance","Long Swap","Short credit risk")
Buyer['assets'].push('Corporate Bond')
Buyer['liabilities'].push(' ')
Buyer['assets'].push('[Treasury Bond')
Buyer['liabilities'].push('Corporate Bond]')
Buyer['assets'].push('[Tbill')
Buyer['liabilities'].push('Tbond]')
Buyer['assets'].push('CDS')
Buyer['liabilities'].push(' ')
Buyer['assets'].push('IRS')
Buyer['liabilities'].push(' ')

Buyer.draw

Seller = BalanceSheet.new("Seller of Insurance", "Short swap", "Long credit risk")
Seller['assets'].push('[Corporate Bond')
Seller['liabilities'].push('Treasury Bond]')
Seller['assets'].push('[Tbond')
Seller['liabilities'].push('Tbill]')
Seller['assets'].push(' ')
Seller['liabilities'].push('CDS')
Seller['assets'].push(' ')
Seller['liabilities'].push('IRS')

Seller.draw