The same as mindset. It defines how you treat daily events and handle situations.
What we see is distorted by what we want to see. Paradigm is a combination of your attitude and knowledge. A bad paradigm might completely contradicts the real nature of objects that are perceived by mind and leads to poor reaction.
Money-centric paradigm is a popular paradigm. People ruled by it always put money matter at highest priority and blind themselves b/c of it.