You can start your research online, with government publications such as the Bureau of Labor Statistics' Occupational Outlook Handbook. 你也可以在政府部门的准许下，到劳工统计局的在线前景手册上搜索答案。
As The Ticker points out each time the Bureau releases the monthly unemployment figure, it does not include many out-of-work Americans. 劳工统计局每次发布月度失业数据的时候，本栏目都会指出，有大量的失业人口并未统计在内。
