Do corporations have an ethical or moral responsibility in giving back to their

Do corporations have an ethical or moral responsibility in giving back to their communities? Why or why not?
How can corporate giving contribute to building strong relationships between businesses and communities? How can collaborative partnerships between businesses and communities address today’s pressing social problems?
Initial post and peer replies should be thorough and substantial for full credit.  A solid initial post should be between 250-300 words. Two scholarly sources for support are required for maximum point potential.