# All Questions

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### Forecast of ARMA-GARCH model in R

I managed to forecast a GARCH model yesterday and run a Monte Carlo simulation on R. Nevertheless, I can't do the same with an ARMA-GARCH. I tested 4 different method but without achieving an ARMA-...
45 views

### How do organisations diversify? Determinants of choosing new target industries

A very weird question I agree. I am interested in understanding the motives behind firm behaviours of diversification. Why would some firms choose new target sectors/activities? Is there any ...
37 views

### Any serious macro models for Greece's possible default or eurozone exit?

Since each news outlet says something about Greece these days, I wonder what serious economic research backs decisions made over the last seven years? The IMF papers on austerity, both early ones and ...
111 views

### Appropriate economic/econometric tools to analyze segmented promotion optimization problem

I'm trying to determine which micro-economic/econometrics concepts, models, and/or tools are appropriate for an analysis of promotions. Below I Describe the problem in general terms Give ...
65 views

### Converging Trajectories and Sufficiency for Optimality

(The question is loosely relatet to this thread.) In the paper "Feedback Equilibria for a class of non-linear Differential Games" by Mäler et al. it is stated (p. 14) In fact sufficiency is ...