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In this paper, the inventory positions of government security dealers are analyzed for signs of their superior information relative to other participants in the market. Testing the 1966–1980 period on a monthly basis, it does not appear that information on the maturity composition of dealers' positions can be used, either concurrently or when it becomes publicly available, to earn excess returns.  相似文献   

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In this study we examine the effect of dual trading through unlisted trading privileges (UTPs) on liquidity and stock returns. Stocks with UTPs trade in a different market structure than stocks listed and traded only on the AMEX and NYSE. Differences in market structure may affect stock returns through liquidity services provided by the competing markets. The sample comprises 852 AMEX and NYSE firms that began unlisted trading on the Philadelphia, Pacific, Midwest, or Cincinnati exchanges between 1984 and 1988. The results show significantly positive abnormal returns around the SEC's announcement of a regional exchange's filing for UTPs. The results also suggest that increased competition improves trading liquidity. Only stocks with low liquidity before UTPs announcements experience significantly improved liquidity and positive stock returns.  相似文献   

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A firm's announcement that it intends to restructure based on tracking stock is usually associated with a positive stock price reaction, at least in the short run. Typically, this reaction is attributed to expected reductions in a diversification discount, through reduced agency costs or information asymmetries. We reinvestigate this latter hypothesis by focusing on the liquidity provided by market makers before and after a firm issues a tracking stock. Our results suggest that such restructurings are not effective at reducing information asymmetries. Rather, firms that issue tracking stocks exhibit less liquidity and greater adverse selection than comparable control firms.  相似文献   

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We analyze the factors that influence the survival probability of hedge funds reported in the Lipper TASS database. Particular emphasis is placed on (1) non-normality of returns and assets under management (AUM), (2) short-term capital outflows, and (3) liquidity constraints associated with a hedge fund's cancellation policy. Estimation results using the Cox proportional hazards model and the panel logit model show that (1) funds with lower skewness in returns and AUM, (2) funds experiencing instantaneous rapid capital outflows, and (3) funds with a shorter redemption notice period and a higher redemption frequency have significantly higher liquidation probabilities, among others.  相似文献   

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This study compares the pre-event return behavior of low-quality and high-quality nonconvertible preferred stocks in periods of common-stock dividend reductions. Using the single-index model to compute abnormal returns, the cumulative average residuals of low-quality preferred stocks are significantly negative while those of the high-quality group show a small, positive drift over the 12-month period preceding the announcement month.  相似文献   

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Three alternative models of daily stock index returns are considered: (1) a diffusion-jump process; (2) an extended generalized autoregressive conditional heteroskedasticity (GARCH) process; and (3) a combination of the GARCH and jump processes. Non-nested tests between the diffusion-jump process and a GARCH(1.1) process with t-distributed errors reject the diffusion-jump process, but do not always reject the GARCH process. Kolmogorov-Smirnov tests of fit, however, reject the GARCH(1,1)-t process for all cases. Nonlinear dependence is not removed for the value-weighted index and the S&P 500 stock index; therefore, deterministic chaos cannot be dismissed.  相似文献   

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INVESTMENT TRUST DISCOUNTS AND ABNORMAL RETURNS: UK EVIDENCE   总被引:1,自引:0,他引:1  
Attempts to explain the apparent anomaly of the discount to Net Asset Value of investment trust (or closed-end fund) shares have had little success. The present study of UK monthly data finds that investment trust shares selected on the basis of high (low) discounts tend to experience high (low) abnormal returns in the year following selection, which implies mean reversion in the discounts and hence market inefficiency. Furthermore, evidence is presented that the Net Asset Value and the price of investment trust shares are cointegrated, which implies the existence of profitable trading rules based on the identification of Error Correction Mechanisms.  相似文献   

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Currently, there is a limited amount of empirical evidence suggesting that stock splits are associated with a decline in trading liquidity. This evidence directly contrasts with managements' professed intentions for undertaking a split. The evidence to date, however, is of a short-run nature. This study reexamines the liquidity effects of stock splits and stock dividends by assessing both their short- and long-term effects on trading liquidity (i.e., proportional trading volume and percentage bid-ask spreads). The results suggest that stock dividends are associated with decreased proportional trading volume in both the short term and long term, but stock splits are not. The results also indicate that neither stock splits nor stock dividends have an effect on percentage bid-ask spreads.  相似文献   

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In this paper we model weekly excess returns of ten-year Treasury notes and long-term Treasury bonds from 1968 through 1993 using an exponential generalized autoregressive conditional heteroskedasticity in mean (EGARCH-M) approach. The results indicate the presence of conditional heteroskedasticity and a strong tendency for the ex-ante volatility of excess returns to increase more following negative excess return innovations compared with positive innovations of equal magnitude. In addition, increases in ex-ante volatility are associated in some subperiods with rising excess returns on longer-term instruments, although the slope of the yield curve and lagged excess returns generally remain significant predictors of excess returns.  相似文献   

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In this paper, the distribution of equity returns on the Tokyo Stock Exchange is examined from 1965 to 1984, and significant and persistent skewness and kurtosis are found. The deviation of security returns from normality declines with increasing portfolio size and appears to be greater than the non-normality evidenced in U.S. security returns. Further, these deviations from normality persist even after controlling for January and firm size effects.  相似文献   

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In this study the effect on the common stock returns of 278 firms that switched OTC market segments from 1982 to 1987 is examined. It is hypothesized that abnormally positive returns are associated with news of the move from the NASDAQ to the NASDAQ National Market System (NMS) and that the market responds more favorably during pre-NMS inclusion for stocks with low versus high liquidity before switching. Using event study methodology, results support these hypotheses. Unlike post-listing studies, the evidence reveals no anomalous return behavior during the post-NMS inclusion period studied.  相似文献   

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