In many health domains, we are concerned that observed links - for example, between “healthy” behaviors and good outcomes - are driven by selection into behavior. This paper considers the additional factor that these selection patterns may vary over time. When a particular health behavior...

In many health domains, we are concerned that observed links - for example, between "healthy" behaviors and good outcomes - are driven by selection into behavior. This paper considers the additional factor that these selection patterns may vary over time. When a particular health behavior...

While hypothesis testing is a highly formalized activity, hypothesis generation remains largely informal. We propose a systematic procedure to generate novel hypotheses about human behavior, which uses the capacity of machine learning algorithms to notice patterns people might not. We illustrate...

Part I - The New World of Economic Thinking: Economic Thinking -- Anything Worth Doing Is Not Necessarily Worth Doing Well -- Maslow’s Hierarchy of Needs-And Economist’s Demand -- Part II -The New World of Market Economics: Price and the “Law of Unintended Consequences”.- Pricing Lemons,...