Five Things you need to know, and how stocks actually affect companies.

Good morning, Boston. This is Managing Editor Don Seiffert filling to bring you are the five things you need to know in local business news this morning, and timely look at how the plunging stock market actually affects local companies.1. Business confidence hits another low pointEmployers grew even more pessimistic about the state's economy in March, sending the AIM Business Confidence Index downward on its 100-point scale for the second month in a row.2. Mass 100 companies lost 19% of their&he