This paper argues that macro models should be as simple as possible, but not more so. Existing models are “more so” by far. It is time for the science of macro to step beyond representative agent, DSGE models and focus more on alternative heterogeneous agent macro models that take agent...

The economics profession appears to have been unaware of the long build-up to the current worldwide financial crisis and to have significantly underestimated its dimensions once it started to unfold. In our view, this lack of understanding is due to a misallocation of research efforts in...

From the movie, Inside Job, one gets the sense that economists are ethically challenged because they take payments for writing papers that say what the funders of their research want them to say. This paper takes issue with that and suggests that the more serious ethical problem of economics has...

Fifty years ago what we taught in the principles of economics course reflected reasonably well what we did in our research. That, however, is no longer the case; today what we teach has a more nuanced relation to what we do. The reason is that the economics profession and the texts have evolved...

This paper argues that the ideas that win out in economics are not necessarily those that a representative researcher would choose, but are rather the emergent result of the competition of ideas in which system replicator dynamics dominate. This means that those ideas that fit the analytic...