Indonesian Abstract: Telah banyak penelitian yang mengkonfirmasi adanya potensi nilai ekonomis pada pembelian kembali (buyback) saham. Umumnya, penelitian-penelitian ini menyimpulkan bahwa ada peningkatan return, baik jangka pendek maupun jangka panjang, pada perusahaan yang melakukan pembelian...

In this paper, we investigate the adequacy of scaling, a method frequently used in estimation of standard deviation of stock returns. Scaling is based on the assumption that standard deviation is proportional to the square root of the length of the time interval of the sample (for example daily,...

Functional Signal plus Noise (FSN) time series models are introduced for the econometric analysis of the dynamics of a large cross-section of prices in which contemporaneous observations are functionally related. A semiparametric FSN model is developed in which a smooth, cubic spline signal...

This paper examines features of the Czech stock market’s development from 1997 to 2003 and attempts to unveil the macroeconomic consequences of stock-price development. The analysis of the stock market’s behavior supports a cautionary stance on the hypothesis of the efficient-market theory,...

Indonesian Abstract: Penelitian ini menguji secara empiris model tiga faktornya Fama dan French dengan data Indonesia selama periode 2003-2006. Secara khusus, studi meneliti perilaku harga saham, terkait dengan ukuran (ekuitas pasar, ME) dan rasio book-to-market. Tujuan utama penelitian ini...