We study a duopoly where the two price setting firms have symmetric information. The firms produce substitute goods with a state dependent common value. The information that is available to both firms about the unknown state of nature is also available to the consumers, who also have access to...

Purpose: This study investigates the implementation of the short selling ban policy imposed by the Italian stock exchange on healthcare stock prices, as a tool to mitigate COVID-19 price effects. Important contributions are in terms of assessing (i) the effect of the temporary short selling ban...

This paper examined the effect of COVID-19 pandemic on global stock markets. Daily closing prices were obtained from Wall Street data base from 1st January to 31st March 2020. For the analysis 80 trading days were used from 20th January, 2020, when the news of COVID-19 pandemic broke out to 11th...

We continue the analysis of optimal execution strategies in the model for a limit order book with nonlinear price impact and exponential resilience that was considered in Alfonsi, Schied, and Fruth (2009). We now allow for non-homogeneous resilience rates and arbitrary trading dates and consider...