(1) What exactly is the nature of the relationship between a right and duty, and what is the difference between a perfect and an imperfect duty (or obligation)? (Sandbu, pp. 111-13)

(2) Explain in a paragraph the meaning of each of the three parts of the following general schema: (a) A right is a claim to something, (b) against someone, and (c) that ought to be recognized as valid. What does each of these three parts mean? (Sandbu, pp. 114-17)

(3) Choose one of Sandbu's four examples of rights--viz. Google in China, Guidant, Kate's Dilemma or Shareholder Primacy--and analyze the example from the perspective of the rights approach. What course of action would the rights-approach recommend in the example you have chosen and why?