Expert level questions which do not arise prior to graduate studies in economics.

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### Inflation and economic growth

Noticeable works about the impact of inflation on economic growth are dated back to the 90s. For example, Barro (1995): the impact effects from an increase in average inflation by 10 percentage ...
1k views

### Does risk aversion cause diminishing marginal utility, or vice versa?

Let $A$ be the set of possible states of the world, or possible preferences a person could have. Let $G(A)$ be the set of "gambles" or "lotteries", i.e. the set of probability distributions over $A$. ...
427 views

### Stochastic growth in continuous time

Literature: See Chang (1988) for theoretical part and Achdou et al. (2015) for numerical part respectively. Model Consider the following stochastic optimal growth problem in per capita notation. \...
155 views

### Splittet Value Function and Hamilton-Jacobi-Bellman equation

General Problem Let $k\in\mathbb{R}_+$ be the state variable, $k=k^*$ a fixed point (saddle) and $v(k)$ a value function. The problem is, that the value function has two distinct functional forms, ...
157 views

### Why does $\varepsilon_{x,p_x}^H =-s_y \sigma$?

Suppose I have two goods $x$ and $y$ and their associated prices $p_x$ and $p_y$. Income $m$. $x^H$ is Hicksian demand and $x^M$ is Marshallian demand. Slutsky Equation: \frac{\partial x^M}{\...
Two questions: Given $v(\vec{p},m)$ and $e(\vec{p},\bar{U})$, is there only a single point at which these are inverses of each other? Does an inverse always exist for a given price vector $\vec{p}$,...