نتایج جستجو برای: dynamic programmingjel classification g14

تعداد نتایج: 884140  

Journal: : 2021

Abstract. The globalization of markets, the need to comply with modern economic trends and introduce new technological solutions increase profitability banking business have significantly intensified processes mergers acquisitions in sector. M&A are long complex, their results difficult forecast lack actual detailed research. diversity available research requires updating data based on larg...

Journal: :تحقیقات اقتصادی 0
شاپور محمدی استادیار دانشکده‎ی مدیریت دانشگاه تهران حامد طبسی دانشجوی دکتری مدیریت مالی دانشکده‎ی مدیریت دانشگاه تهران

in this paper using catastrophe theory, we investigate non-smooth changes in tehran stock exchange. stock market crashes bring not only panic among investors, but also in deeper market lead to recession and decrease in consumer's confidence. as catastrophe theory is strong tool in explaining nonlinear phenomena, by applying stochastic cusp catastrophe model we examine sudden change in tehr...

Journal: :تحقیقات اقتصادی 0
عزت اله عباسیان استادیار گروه اقتصاد دانشگاه بوعلی سینا همدان الهام فرزانگان دانشجوی دوره‎ی دکترای اقتصاد دانشگاه بوعلی سینا همدان

economic stabilization is one of the main government objectives in the economy. one of the most destructive and devastating factors that could damage financial markets, are price bubble formations. thus, bubble creation in stock markets can be considered as a result of investor behaviors, because the market prices mainly reflect investor expectations from firm’s future perspectives. the aim of ...

Journal: :تحقیقات اقتصادی 0
غلامرضا کشاورز دانشیار دانشگاه صنعتی شریف هادی حیدری پژوهش‎گر اقتصاد، فارغ التحصیل دانشگاه صنعتی شریف

this paper examines the impact of 2005 presidential election of iran on the tehran stock exchange volatility as a political shock. it uses garch family (fiegarch, egarch, and garch) and markov regime switching (mrs) models as the analytical frameworks for the main the stock daily prices index. our findings confirm statistical validity of arima – fiegarch-x and ar(1) mrs as appropriate specifica...

Journal: :تحقیقات اقتصادی 0
جعفر عبادی دانشیار دانشکدة اقتصاد دانشگاه تهران

the purpose of this article is the measurement of technical efficiency and returns to scale using data envelopment (dea) approach. in this study, we have measured efficiency quantity and economies of scale for state owned insurance and private companies for 1384-1385 periods. the results reveal that in the dea with the assumption of variable returns to scale, iran, tosee and razi companies have...

2013

Competition among stock exchanges has increased dramatically over the last decade. To attract trading volume, most exchanges introduced makertaker fees, an incentive scheme that rewards liquidity suppliers and charges liquidity demanders. Using a change in fees on the Toronto Stock Exchange, we analyze how the breakdown of trading fees between liquidity demanders and suppliers affects market ou...

2012
Erik Snowberg Justin Wolfers Eric Zitzewitz

Prediction Markets for Economic Forecasting Prediction markets – markets used to forecast future events – have been used to accurately forecast the outcome of political contests, sporting events, and, occasionally, economic outcomes. This chapter summarizes the latest research on prediction markets in order to further their utilization by economic forecasters. We show that prediction markets ha...

2015
Dashan HUANG Guofu Zhou Dashan Huang Andy Chen Felipe Cortes Ohad Kadan Fang Liu Hong Liu Fernando Lopez Cesare Robotti Anjan Thakor

This paper investigates whether the degree of predictability can be explained by existing asset pricing models, and provides two theoretical upper bounds on the R-square of the regression of stock returns on predictors for given classes of models of interest. Empirically, we find that the predictive R-square is significantly larger than the upper bounds permitted by well known asset pricing mod...

2008
Long Chen Ralitsa Petkova Lu Zhang

Fama and French [2002. The equity premium. Journal of Finance 57, 637–659] estimate the equity premium using dividend growth rates to measure expected rates of capital gain. We apply their method to study the value premium. From 1945 to 2005, the expected value premium is on average 6.1% per annum, consisting of an expected dividend growth component of 4.4% and an expected dividend price ratio ...

2008
K. Jeremy Ko

We conducted an experiment to explore the time-consistency of risk preferences in a multi-period betting game. Specifically, subjects planned their contingent betting decisions in advance then played the game dynamically later to determine whether their respective decisions matched. We found that subjects took more risk than planned in their initial bet and after losses. In addition, this incre...

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