We employ multifractal detrended fluctuation analysis (MF-DFA) to provide the first look at the efficiency of forex markets during the initial period of ongoing COVID-19 pandemic, which has disrupted the financial markets globally. We use high frequency (5-min interval) data of six major...

We consider the randomness of market trade as the origin of price and return stochasticity. We look at time series of trade values and volumes as random variables during the averaging interval Δ and describe the dependences of market-based volatilities of price and return on the volatilities...

I study the consumption responses of heterogeneous households following changes in both house prices and interest rates. I show the common assumption that household period utility is separable in housing and consumption can be consistent with the observed co-movement between these two series...

El artículo investiga la incertidumbre y la interdependencia entre el mercado accionario colombiano y los principales mercados internacionales. Se estima un modelo Correlación Condicional Dinámica (DCC) para estudiar la interdependencia entre los mercados accionarios seleccionados y un modelo...

Inter-dealer trading in US Treasury securities is almost equally divided between two electronic trading platforms that have only slight differences in terms of their relative liquidity and transparency. BrokerTec is more active in the trading of 2-, 5-, and 10-year T-notes while eSpeed has more...

This paper employs a nonparametric test to investigate nonlinearity in the long-run equilibrium relationship between GCC stock markets returns. The results in the paper show strong evidence of bivariate and multivariate cointegration between five of GCC stock markets. However, Bahrain stock...

Conventional time series analysis, focusing exclusively on a time series at a given scale, lacks the ability to explain the nature of the data generating process. A process equation that successfully explains daily price changes, for example, is unable to characterize the nature of hourly price...

The present work corroborates the existence of two anomalies that question the hypothesis of efficient markets in the Chilean stock market, these are the “effect weekend” or “effect monday” and the “effect month end”. Using the daily values of closing of stock-exchange index IPSA,...