public class Stat
{
    public string Name { get; set; }
    public double Value { get; set; }
    public double Price { get; set; }
    public double Quantity { get; set; }

    public Stat(string name, double startValue)
    {
        Name = name;
        Value = startValue;
    }

    public Stat(string name, double price, double quantity)
    {
        Name = name;
        Price = price;
        Quantity = quantity;
    }

    public void increase(double byAmount)
    {
        Value += byAmount;
    }

    public bool deduct(double amount)
    {
        if (Value >= amount)
        {
            Value -= amount;
            return true;
        }
        return false;
    }

    public void forceDeduct(double amount)
    {
        Value -= amount;
    }

}