# This R script applies the Local Projections Difference-in-Differences (LP-DiD) estimator in a simulated example dataset. # Related paper: Dube, Girardi, Jorda and Taylor (2025) "A Local Projections ...

PROTECTING THE U.S. ECONOMY AND NATIONAL INTERESTS: Today, President Donald J. Trump signed a Proclamation imposing a temporary import duty to address fundamental international payments problems and ...

Abstract: In this work, we extend the simplex algorithm of linear programming for finding a local minimum of a concave quadratic function subject to box constraints. In order to test the performance ...

Abstract: The Nelder-Mead simplex method is a well-known algorithm enabling the minimization of functions that are not available in closed-form and that need not be differentiable or convex.

Practice projectile motion with fully solved physics problem examples. This video walks through step-by-step solutions to help you understand equations, motion components, and problem-solving ...

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St. John's University fired its basketball program's general manager, Matt Abdelmassih, this week. He was reportedly managing a $10 million roster. St. John's University spent $10 million on its ...

Cognitive restructuring is a technique that helps people change the way they think. It is part of numerous types of psychotherapy, including cognitive behavioral therapy (CBT). Cognitive restructuring ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

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On New Year’s Day, a truck rammed into a crowd in New Orleans, killing at least 14 people and injuring dozens more. The suspect, identified as 42-year-old Shamsud Din Jabbar, a United States citizen ...