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In this paper we suggest a Bayesian approach for inferring stationary autoregressive models allowing for possible structural changes (known as breaks) in both the mean and the error variance of economic series occuring at unknown times. Efficient Bayesian inference for the unknown number and...
Persistent link: https://www.econbiz.de/10014052552
In this paper, a Bayesian approach is suggested to compare unit root models with stationary autoregressive models when both the level and the error variance are subject to structural changes (known as breaks) of an unknown date. Ignoring structural breaks in the error variance may be responsible...
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We apply a recently proposed Bayesian model selection technique, known as stochastic model specification search, for characterising the nature of the trend in macroeconomic time series. We illustrate that the methodology can be quite successfully applied to discriminate between stochastic and...
Persistent link: https://www.econbiz.de/10011524121
In veel psychologische artikelen wordt klassieke nulhypothesetoetsing (NHT) gebruikt om onderzoeksvragen te beantwoorden. De resultaten kunnen echter onbevredigend zijn. Rechtstreeks de verwachtingen evalueren zou beter zijn, maar is niet mogelijk met NHT. We laten zien wat de nadelen zijn van...
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The COVID-19 pandemic has highlighted the importance of reliable statistical models which, based on the available data, can provide accurate forecasts and impact analysis of alternative policy measures. Here we propose Bayesian time dependent Poisson autoregressive models, that include time...
Persistent link: https://www.econbiz.de/10013216449