net trade income具体指什么？请教。
去看要不要报税，结果说不要，但说，however, if your total income in the year 2013 is more than S$22,000 or if your net trade income in the year 2013 is more than S$6,000, you are required to file a tax return.
Net trade income 是指做生意所得？炒股所得？还是其他一切除工资外所得？