public LoanAccount(Customer owner, double interestRate) : this(owner, 0, interestRate) { }
protected Account(Customer owner, decimal balance, double interestRate) { this.owner = owner; this.Balance = balance; this.InterestRate = interestRate; }
public LoanAccount(Customer owner, decimal balance, double interestRate) : base(owner, balance, interestRate) { }
public MortgageAccount(Customer owner, double interestRate) : this(owner, 0, interestRate) { }