values of the ratios delta, gamma, vega, theta, and rho. These ratios are the risk measures and are very important in risk … management of the option transactions. They determine the influence of changes in the risk factor on the price of the option. The … aim of this study is to present an analysis of the effect of the time to expiration on the value and the risk of the …

There's no doubt that the risk factors typical of a certain lifestyle which may have a negative impact on human health … are numerous, especially considering that research in health (medicine, pharmacology etc) were focused on their … risk when they don't invest in actions aiming to prevent certain diseases, especially when the disease risk grows …