Negative Imaginary (NI) systems theory is an emerging branch of control theory that focuses on the frequency response characteristics of dynamical systems. At its core, the theory exploits conditions ...

“Don’t let your joy get the best of you.” “Be careful: You might become a joyous person.” “It’s OK to feel joy sometimes; you just have to manage it.” You’ve probably never heard people say any of ...

In scientific research, controls are employed as standards. By separating the control from the samples exposed to an experimental condition, such as the introduction of an analyte, the effects of the ...

Learn how economists measure externalities using equilibrium models, cost assessments, and qualitative methods. Gain insight into real-world and theoretical impacts.