Showing 1 - 10 of 18,310
We assess investment value of sell-side analyst recommendations from the standpoint of portfolio risk. We match I/B/E/S consensus recommendations issued for U.S.-listed equities during January 2015 with realized volatility of daily security returns up to one year following recommendation issue....
Persistent link: https://www.econbiz.de/10012917695
Volatility is an important component of asset pricing; an increase in volatility on markets can trigger changes in the risk distribution of financial assets. In conventional financial theory, investors are considered to be rational and any changes in relevant risk are assumed to be a result of...
Persistent link: https://www.econbiz.de/10012023919
Recent literature documents that the issuance of analyst recommendations tends to coincide with important corporate events, but offers mixed evidence on whether such recommendations have added value. In this paper, we use large discontinuous stock price changes, known as jumps, to proxy for...
Persistent link: https://www.econbiz.de/10013146733
The main task of this paper is to determine accuracy of some of widely used technical analysis techniques for MBI-10 stocks price forecast at MSE. We are testing accuracy of several technical analysis techniques: MACD (Moving-Average Convergence/Divergence), RSI (Relative Strength Index),...
Persistent link: https://www.econbiz.de/10011780553
The study attempts to assess the influence of investor sentiment onselected sectoral indices returns volatility in the Indian stock market over theperiod from 2015-2019. GARCH, EGARCH, and Bivariate VAR models wereapplied for data analysis after checking unit root issue of the data. Nine...
Persistent link: https://www.econbiz.de/10014351806
This study investigated the impact of investor sentiment impact on sectoral returns and their volatility on the Johannesburg Stock Exchange using a proxy-based composite investor sentiment index and generalised autoregressive conditional heteroscedasticity models. Overall, findings showed a...
Persistent link: https://www.econbiz.de/10014500435
Modelling of conditional volatilities and correlations across asset returns is an integral part of portfolio decision making and risk management. Over the past three decades there has been a trend towards increased asset return correlations across markets, a trend which has been accentuated...
Persistent link: https://www.econbiz.de/10003965868
We study whether prices of traded options contain information about future extreme market events. Our option-implied conditional expectation of market loss due to tail events, or tail loss measure, predicts future market returns, magnitude, and probability of the market crashes, beyond and above...
Persistent link: https://www.econbiz.de/10010226098
EM-algorithm is developed for estimation. Each element of the vector return at time t is endowed with a common univariate … volatility, but without the estimation problems associated with the latter, and being applicable in the multivariate setting for …
Persistent link: https://www.econbiz.de/10010256409
This paper employs weighted least squares to examine the risk-return relation by applying high-frequency data from four major stock indexes in the US market and finds some evidence in favor of a positive relation between the mean of the excess returns and expected risk. However, by using...
Persistent link: https://www.econbiz.de/10011555867