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Network centrality and stock market volatility : the impact of communication topologies on prices

Hein, Oliver; Schwind, Michael; Spiwoks, Markus - In: Journal of finance and investment analysis 1 (2012) 1, pp. 199-232

We investigate the impact of agent communication networks on prices in an artificial stock market. Networks with different centralization measures are tested for their effect on the volatility of prices. Trading strategies diffuse through the different network topologies, mimetic contagion...

Persistent link: https://www.econbiz.de/10010079539

Dynamic speculative behaviors and mortgage bubbles in the real estate market of mainland China

Wang, Sheng - In: Journal of finance and investment analysis 1 (2012) 1, pp. 1-54

It is systemic to expound how that the speculative behaviors are driven by the number of a series housing policies promulgated by China's government for the real estate market. The market is resulted in full of speculative behaviors, and has been booming since the beginning of this decade, even...

Persistent link: https://www.econbiz.de/10010079547

The future of retirement and the pension system : how the public’s expectations vary over time and across socio-economic groups

Bissonnette, Luc; Soest, Arthur van - In: IZA Journal of European Labor Studies 1 (2012), pp. 1-21

We analyze expectations of the Dutch population ages 25 and older concerning future generosity of state and … until 2012 on individuals’ subjective expectations concerning changes between now and ten or twenty years from now in the … security benefits, and the average retirement age ten or twenty years from now. We find significant variation in expectations …

Persistent link: https://www.econbiz.de/10010082266

Una propuesta de reforma del sistema de pensiones español basada en un modelo de contribución definida nocional

Valero, Diego; Artís, Manuel; Ayuso, Mercedes; … - In: Revista de métodos cuantitativos para la economía y … 11 (2011), pp. 91-113

The western pension systems and especially the Spanish one will noticeably be a®ected by an aging of the population that is currently underway. This work proposes a pension model for Spain which would mean deep structural reforms that would guarantee meeting the objectives established by a...

Persistent link: https://www.econbiz.de/10009957384

A time-varying parameter vector autoregression model for forecasting emerging market exchange rates

Kumar, Manish - In: International journal of economic sciences and applied … 3 (2010) 2, pp. 21-39

In this study, a vector autoregression (VAR) model with time-varying parameters (TVP) to predict the daily Indian rupee (INR)/US dollar (USD) exchange rates for the Indian economy is developed. The method is based on characterization of the TVP as an optimal control problem. The methodology is a...

Persistent link: https://www.econbiz.de/10009958060

Residual Grey Markov model for the developments of GDP, population and energy consumption in Iran

Mostafaei, Hamidreza; Kordnoori, Shaghayegh - In: Advances in management & applied economics 1 (2011) 2, pp. 93-105

Grey system theory can powerfully deal with incomplete and uncertain information. In this paper, we introduced an improved grey GM(1,1) model that integrates residual modification with Markov chain model. By this model, we improved the forecast accuracy of original grey forecast model and...

Persistent link: https://www.econbiz.de/10009958471

On the importance of the arrival of new information

Chumacero, Rómulo A. - In: Estudios de economía 37 (2010) 2, pp. 207-215

This paper develops a framework for evaluating the importance of the arrival of new information for forecasting, estimation, and decision making. By fusing known and recently developed statistical tests and concepts, the paper provides guidelines for detecting outliers, influential observations,...

Persistent link: https://www.econbiz.de/10009959113

Company valuation : how to deal with a range of values?

Patena, Wiktor - In: E-Finanse : finansowy kwartalnik internetowy 7 (2011) 3, pp. 75-84

Company valuation is not done after having generated a few values being a result of applying different valuation methods. In many cases institutions ordering the valuation request a value which can be an equivalent of a market, transactional value. Often the one method (and the valuation...

Persistent link: https://www.econbiz.de/10009959718

Wohnungspreise und Mieten steigen 2013 in vielen deutschen Großstädten weiter

Kholodilin, Konstantin A.; Mense, Andreas - In: DIW-Wochenbericht : Wirtschaft, Politik, Wissenschaft 79 (2012) 45, pp. 3-13

Die Preise von Eigentumswohnungen und die Wohnungsmieten sind in den vergangenen Jahren in den meisten deutschen Großstädten deutlich gestiegen. Diese Entwicklung wird sich 2013 fortsetzen. Berlin, Hamburg, München und Frankfurt am Main liegen bei den Preis- und Mietsteigerungen weiterhin an...

Persistent link: https://www.econbiz.de/10010079482

Forecasting SET50 index with multiple regression based on principal component analysis

Sopipan, N.; Kanjanavajee, W.; Sattayatham, P. - In: Journal of applied finance & banking 2 (2012) 3, pp. 271-294

In this paper, we forecast SET50 Index (The stock prices of the top 50 listed companies on SET (Stock Exchange of Thailand) by using multiple regression. At the same time, we examine/ consider/describe? the existence of a high correlation (the multicolinearity problem) between the explanatory...

Persistent link: https://www.econbiz.de/10010009125