ResumenEl objetivo de este artículo es determinar la existencia del "efecto día de semana" en las bolsas de valores de seis países latinoamericanos, Brasil, Chile, Colombia, México, Argentina y Perú, durante el periodo comprendido entre 1993 y 2007. Para ello se analizan los diferentes...

Resumen: La teoría de precios por arbitraje establece que el retorno esperado de un portafolio de activos está relacionado con factores que caracterizan la economía y se puede asociar a variables macroeconómicas. En este estudio se realiza una contrastación empírica de la teoría de...

This paper explores the quadratic variation (QV) as an alternative measure to the bid-ask spread in limit order markets when observed at high resolution. Although the spread cannot be precisely estimated because of microstructure noise, the QV of the price series, consisting of the transaction...

This study investigates the time-varying frequency of spillovers between European stock markets and oil during the COVID-19 pandemic and the Russia-Ukraine war. Using the spillover index by Diebold & Yilmaz, 2012 and Baruník & Křehlík, 2018, we analyze high-frequency data at a 5-min interval...

This study assesses the relationship between the likelihood of future stock price crashes and conservatism-an accounting characteristic that leads to the undervaluation of accounting net assets relative to economic net assets. This undervaluation is achieved by less stringent verification...

Since January 2020, we have been experiencing times of uncertainty and volatility. This study aims to analyze the behavior of cryptocurrencies during periods of volatility and whether they can be considered safe-haven assets. To measure volatility, we utilize the VIX and estimate linear...

This study examines how the occurrence of natural disasters in the U.S. influences investor interest in green assets and actual investments, focusing on inflows into green ETFs as a proxy for non-fundamental demand. Event study analyses demonstrate both increases in investor interest in...

This study examines how the occurrence of natural disasters in the U.S. influences investor interest in green assets and actual investments, focusing on inflows into green ETFs as a proxy for non-fundamental demand. Event study analyses demonstrate both increases in investor interest in...

Purpose This study delves into the nuanced implications of short-sale constraints on stock prices within the context of stock market efficiency. While existing research has explored this relationship, inconsistencies persist in their findings. The purpose of this study is to conduct a...

This paper relates jumps in high frequency stock prices to firm-level, industry and macroeconomic news, in the form of machine-readable releases from Thomson Reuters News Analytics. We find that most relevant news, both idiosyncratic and systematic, lead quickly to price jumps, as market...