...://creativecommons.org/licences/by/4.0/legalcode . Economic policy uncertainty Volatility of volatility Uncertainty Mean–variance relationship Risk–return tradeoff D81 G12 G14 G17 Many studies have shown interest in models with rational investors in financial markets and have developed models...

...Wenwen Jiang; Hwa-Sung Kim The authors show that there is a negative relationship between economic policy uncertainty (EPU) and firm overinvestment using Korean data from 2007 to 2016. Since Jensen (1986) shows that a firm's free cash flow is an important factor of overinvestment, the authors...

... holding return of a bond with maturity n, P⁽ⁿ⁾: (2) r x t + 1 ( n − 1 ) = ln ⁡ P t + 1 ( n − 1 ) − ln ⁡ P t ( n ) − r t , Term structure of interest rate Economic policy uncertainty Monetary and interest rate...