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Using neural networks, the present study replicates previous results on the prediction of student dropout obtained with decision trees and logistic regressions. For this purpose, multilayer perceptrons are trained on the same data as in the initial study. It is shown that neural networks lead to...
Persistent link: https://www.econbiz.de/10013211739
We develop a regime switching vector autoregression where artificial neural networks drive time variation in the coefficients of the conditional mean of the endogenous variables and the variance covariance matrix of the disturbances. The model is equipped with a stability constraint to ensure...
Persistent link: https://www.econbiz.de/10013314694
cluster hosts more intermediate firms and more R&D and production activities, and yields greater worker welfare, compared to …
Persistent link: https://www.econbiz.de/10012823154
The paper examines episodes of current account adjustment in individual economies. A central finding is that these episodes are very divergent and can be usefully classified, on the basis of cluster analysis, in three groups. A majority of cases is characterised by internal adjustment,...
Persistent link: https://www.econbiz.de/10013317000
This interdisciplinary paper explains how mathematical techniques of stochastic optimal control can be applied to the recent subprime mortgage crisis. Why did the financial markets fail to anticipate the recent debt crisis, despite the large literature in mathematical finance concerning optimal...
Persistent link: https://www.econbiz.de/10010276757
The focus is upon equilibrium real exchange rates, optimal external debt and their interaction, in a world where both the return on investment and the real rate of interest are stochastic variables. These theoretically based measures are applied empirically to answer the following questions:...
Persistent link: https://www.econbiz.de/10010261108
-adjustment costs in an inflationary environment. The model nests both the original menu-cost model that allows production to be …
Persistent link: https://www.econbiz.de/10010264322
With fixed costs of price and quantity adjustment, output effects of inflation depend on the elasticity of the firm's marginal real revenue. If the elasticity always exceeds minus unity, then output decreases with inflation, while if the elasticity is always less than minus unity, then output...
Persistent link: https://www.econbiz.de/10010261330
This paper asks whether adversity spurs the introduction of process innovations and increases the use of managerial incentives by firms. Using a large panel data set of workplaces in Canada, our identification strategy relies on exogenous variation in adversity arising from increased border...
Persistent link: https://www.econbiz.de/10010273810
This study concentrates on the signal approach for Kazakhstan. It focuses on the properties of individual indicators prior to observed currency crises. The indicators are used to build composite indicators. An advanced approach uses principal components analysis for the construction of composite...
Persistent link: https://www.econbiz.de/10010265989