    Sentence 1: As per communist philesophy, right of free-  access to the articles of consumption for each according  to his ability and needs is accepted. How do they define  an act of theft in communism?    Sentence 2: A consumer lives for two periods, denoted 1  and 2, and consumes a single consumption good in each  period. His wealth when born is w > 0. What is his  (lifetime) Walrasian budget set?