We study individual coherent preferences underlying asset prices and propose a set of explicit models for nonlinear V-shaped price pressure utility in a new framework. Coherent preferences are consistent interactive choices between momentum trading and reversal trading in stock market where...

We decompose global stock market volatility shocks into financial originated shocks and non-financial originated shocks. Global stock market volatility shocks arising from financial sources reduce substantially more global outputs and inflation than non-financial sources shocks. Financial stock...

This paper investigates the impact of economic policy uncertainty (EPU) on the crash risk of US stock market during the COVID-19 pandemic. To this end, we use the GARCH-S (GARCH with skewness) model to estimate daily skewness as a proxy for the stock market crash risk. The empirical results show...

Merits of using fundamental research and technical research are different and these two different investment styles of investing in the stock market have its own following. The stock selection for investment portfolio which relies on the Fundamental Analysis have higher success rate than the...

In 2008, AIG found itself on the brink of failure and required the Federal Reserve to step in with billions of dollars of taxpayer money. The causes of AIG's collapse have been described in numerous articles and official reports since then. Albeit some nuances, all analyzes point to AIG's credit...

We study dynamic general equilibrium in a Lucas economy with two trees, one consumption good, two CRRA investors with heterogeneous risk aversions, and portfolio constraints. We focus on margin and leverage constraints, which restrict access to credit markets. We find positive relationship...

In a production economy with trade in financial markets motivated by the desire to share labor-income risk and to speculate, we show that speculation increases volatility of asset returns and investment growth, increases the equity risk premium, and reduces welfare. Regulatory measures, such as...