Abstract: We revise the problem of extracting one independent component from an instantaneous linear mixture of signals. The mixing matrix is parameterized by two vectors: one column of the mixing ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Add Yahoo as a preferred source to see more of our stories on Google. The conflict between President Donald Trump and Federal Reserve Chairman Jerome Powell is raising urgent questions about the ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

Tendai Ruben Mbofana The recent disputed elections in Uganda have once again forced an uncomfortable question onto the African conscience: did independence truly liberate African citizens, or did it ...

[SINGAPORE] The US Federal Reserve’s December 2025 interest rate cut marked a third consecutive reduction, bringing rates to a three-year low amid job market woes and high inflation. But recent events ...

A DOJ probe into Fed Chair Jerome Powell is fueling reaction nationwide, raising concerns about the Federal Reserve’s independence and the U.S. economy. Donald Trump reveals plan to tackle energy ...

Former Fed Chair Janet Yellen on Monday condemned an investigation into her successor, Jerome Powell, saying it compromises the central bank's independence. "I'm surprised the market isn't more ...

Abstract: We propose a convex optimization method for maximum likelihood estimation of autoregressive models, subject to conditional independence constraints. This problem is an extension to times ...