If demand is too weak, it can lead to a sharp drop in employment (because wages and prices are rigid in the short term). The disease can be cured with injections of public, debt-financed stimulus – like giving a cardiac patient doses of nitroglycerine to keep his heart going.
另一种经济学家有时诊断的病例或许可称之为“凯恩斯病”。如果需求太疲软，就有可能导致就业的急剧恶化（因为工资和价格在短期是刚性的）。凯恩斯病课以通过注入债务融资的公共刺激来治疗——就像给心脏病人吃硝化甘油以维持他的心脏跳动。