This is a preview. Log in through your library . Abstract This paper considers the question of whether simultaneous equation estimation is possible in view of the fact that specification errors are ...

A maths problem aimed at 12-year-olds has left a parent stumped and asking for help online. Eager to assist their child in working out the answer, the parent, who appears to be from the US, posted the ...

We consider an open question in applied price theory: Without a priori knowledge of a firm's cost function or a consumer's indirect utility function, it is possible to estimate price and substitution ...

Abstract: LaSalle’s invariance principle is a commonly used extension of Lyapunov’s second method to study asymptotic stability of nonlinear systems. If the system can be written in polynomial form, ...

Maski, a South African-built WhatsApp-based AI tutor for students in grades 1 to 12, has surpassed the 100 000-user mark just six months after the platform launched in March. It was built by Bytefuse ...

Abstract: Sparse support vector regression (SSVR) is an effective regression technique. It has been successfully applied to many practical problems. However, it remains challenging to handle the large ...

Students react to an article about the transformation of youth athletics into a multibillion-dollar industry and share how it affects their participation. By The Learning Network Where do you find ...

This is a basic course in advanced econometrics. Econometrics deals with evaluating economic theories and models, and investigating their validity by confronting them with data, using statistical ...

psychometrics package, including MIRT(multidimension item response theory), IRT(item response theory),GRM(grade response theory),CAT(computerized adaptive testing), CDM(cognitive diagnostic model), FA ...

This research paper introduces a novel fractional Caputo-type simultaneous method for finding all simple and multiple roots of polynomial equations. Without any additional polynomial and derivative ...