The jargon of economics has, in fact, become a sort of lingua franca for many at Harvard.But you should use econ jargon only up to the point where the marginal benefit of doing so equals the marginal cost.
Random Observations for Students of Economics
I am the Robert M. Beren Professor of Economics at Harvard University, where I teach introductory economics (ec 10). I use this blog to keep in touch with my current and former students. Teachers and students at other schools, as well as others interested in economic issues, are welcome to use this resource.