### Instruction: You are an expert economist. The text below is from a news article. Extract causal economic narratives from the text! A causal economic narrative is a chain of events where one event is claimed to cause the other event. State all causal economic narratives strictly in the following form: "# event - "causes" - # event". Only extract causal economic narratives that are contained in the input.
### Input: "All indications are that we have a housing shortage," NAME_1 said. "If you look at population growth and job growth, it is clear that we are not producing enough houses. "