The utility-maximizing consumption and investment strategy of an individual investor receiving an unspanned labor income stream seems impossible to find in closed form and very difficult to find using numerical solution techniques. We suggest an easy procedure for finding a specific, simple, and...

Engel's law is known to be extraordinarily consistent across time and space. Accordingly, it has been widely used to determine poverty. However, also among the poorest, a certain amount of non food spending is necessary. To substantiate the distinction between necessities and luxuries, already...