Yes indeed. I apologize if my jocular tone and intent were obscure.
Nothing serious was intended by the "exercise"; quite the contrary.
Yet the joke was not meant to be pointless, even in this context.
Alan Isaac

On 9/1/2018 2:06 PM, Yann Giraud wrote:
> Sorry to interrupt, but what do these undergraduate macro exercices have to do with scholarship in the history of economics?