You could at least attempt to explain why all the other people who receive the benefits of your generosity towards Bob aren't equally responsible. If Bob starves to death, his landlord loses a tenant. His grocer loses a customer, etc. What makes his employer special?
The others are more subject to market pressures. Take a look all over this thread for some really well-cited explanations of exactly why employment is not like these other things.
Because I'm sick of doing it for you, when I have nothing to do with your business.