<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What is the definition of scarcity? Context: Scarcity refers to the challenge of satisfying infinite human wants and needs with limited resources. Answer: [/INST]Scarcity is the fundamental economic problem of having seemingly unlimited human wants and needs in a world of limited resources.</s>