Recession who gets hurt?

Faced with the threat of recession, as the nation was in 1979 and 1980, it is wise to consider the contingencies. If you are producing the kind of product or serving the kinds of market that are immune to a national economic slowdown, so much the better. Suppose, however, that your product or market is vulnerable, as will often be true. How badly can you expect to get hurt? What actions can you take to minimize the damage?