Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Robert Kelly is managing director of XTS Energy LLC ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Michael Boyle is an experienced financial ...

Liverpool scraped past Inter Milan 1-0 thanks to Dominik Szoboszlai's late penalty on Tuesday night and the crucial late VAR call has drawn massive criticism. The decision to award the Reds a ...

VAR mistakes have led to incorrect decisions in the Premier League this season on 18 occasions Some decisions include Joao Pedro's attempted elbow against Brentford and Bruno Fernandes' red card ...