Notes, Comments and Preliminary results Feb 05 2020 Artem Meshcheryakov and Stoyu Ivanov   Ethereum as a Hedge: The intraday analysis   Abstract  Contact Information  Citation  Full Text  -  Note   May 15 2019 Benjamin Carl Anderson and Stoyu I Ivanov   Study of the impact of the Great Recession on the relation between earnings surprises and stock returns   Abstract  Contact Information  Citation  Full Text  -  Note   Dec 01 2017 Artem Meshcheryakov and Stoyu I Ivanov   Investor's sentiment in predicting the Effective Federal Funds Rate   Abstract  Contact Information  Citation  Full Text  -  Note   Apr 22 2017 Stoyu Ivanov   Comparative Analysis of ETF and Common Stock Intraday Bid-Ask Spread Behavior   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result   Mar 31 2014 Stoyu I. Ivanov , Kenneth Leong and Janis K. Zaima   Operational Performance of Firms Added to the S&P 500 Index   Abstract  Contact Information  Citation  Full Text  -  Note   May 23 2012 Stoyu I. Ivanov   Analysis of Firm Risk around S&P 500 Index Changes   Abstract  Contact Information  Citation  Full Text  -  Note