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A class of adaptive sampling methods is introduced for efficient posterior and predictive simulation. The proposed … approximation problem, which facilitates the application of adaptive importance sampling for posterior simulation in more complex …
Persistent link: https://www.econbiz.de/10013108670
This paper assesses the role of sovereign risk in explaining macroeconomic fluctuations in Turkey. We estimate two versions of a simple New Keynesian small open economy model on quarterly data for the period 1994Q3-2008Q2: A basic version and a version augmented by a default premium on...
Persistent link: https://www.econbiz.de/10010325979
We present a model for hourly electricity load forecasting based on stochastically time-varying processes that are designed to account for changes in customer behaviour and in utility production efficiencies. The model is periodic: it consists of different equations and different parameters for...
Persistent link: https://www.econbiz.de/10014220784
attractive property that the generated random drawings are independent, which greatly helps the fast convergence of simulation … an 'easier' simulation method. We compare the ARDMC approach with the Gibbs sampler using simulated data and two …
Persistent link: https://www.econbiz.de/10014165267
Forecasts from various experts are often used in macroeconomic forecasting models. Usually the focus is on the mean or median of the survey data. In the present study we adopt a different perspective on the survey data as we examine the predictive power of disagreement amongst forecasters. The...
Persistent link: https://www.econbiz.de/10013138423
The Algarve region in Portugal is often considered as one of the most appealing regions for tourism in the country. Its attractive location and moderate climate have since the mid-1960s brought increasing economic prosperity. As a result of the development of mass tourism, available land-use...
Persistent link: https://www.econbiz.de/10013119770
This paper examines which macroeconomic and financial variables are most informative for the federal funds target rate decisions made by the Federal Open Market Committee (FOMC) from a forecasting perspective. The analysis is conducted for the FOMC decision during the period January 1990 - June...
Persistent link: https://www.econbiz.de/10013122460
We propose a multivariate combination approach to prediction based on a distributional state space representation of the weights belonging to a set of Bayesian predictive densities which have been obtained from alternative models. Several specifications of multivariate time-varying weights are...
Persistent link: https://www.econbiz.de/10013113399
This paper contributes to the productivity literature by using results from firm-level productivity studies to improve forecasts of macro-level productivity growth. The paper employs current research methods on estimating firm-level productivity to build times-series components that capture the...
Persistent link: https://www.econbiz.de/10012976846
A simple methodology is presented for modeling time variation in volatilities and other higher order moments using a recursive updating scheme similar to the familiar RiskMetrics approach. We update parameters using the score of the forecasting distribution. This allows the parameter dynamics to...
Persistent link: https://www.econbiz.de/10013033118