Learn how to distinguish marginal costs by exploring their relationship with fixed and variable costs in production.

Aston Villa's Lucas Digne handballs inside the area against Newcastle in the FA Cup on Saturday X/@footballontnt The Athletic FC ⚽ is The Athletic’s daily football (or soccer, if you prefer) ...

Heading into the new season, the VAR remains a talking point as sections of fans and pundits are against the use of the technology in sports today, while some are for it. VAR was introduced to help ...

Pep Guardiola remonstrates with referee Chris Kavanagh as one of his coaching staff is booked Stu Forster/Getty Images For many people, the ridiculous VAR decision to rule out a Manchester City ‘goal’ ...

Chelsea's FA Cup third round tie against Charlton Athletic will not have Video Assistant Referee (VAR) available, it has been confirmed. Liam Rosenior's side head to The Valley on Saturday night to ...

After traveling for three months straight, I felt exhausted and had a panic attack. I knew something needed to change, so I spent an entire trip to Maui simply relaxing. The vacation was ...

Liverpool thought they had taken the lead against Inter Milan at the San Siro on Tuesday night, only for VAR to intervene & dramatically rule out the opening goal after lengthy four minute review. The ...

The world of elite officiating may be about to change again. As FIFA prepares the framework for the 2026 World Cup, soccer’s lawmakers are weighing their most ambitious Video Assistant Referee ...

The holidays are upon us, and the next gift is a battle of NFC heavyweights in the NFL's third annual Black Friday contest. Except the Chicago Bears and Philadelphia Eagles, who will square off at ...

Dependent variables change based on other inputs in financial models, affecting investment outcomes. Independent variables like earnings affect dependent variables, influencing metrics like P/E ratios ...

First El Clasico of the season starts with a controversial call. The referee overturned an early penalty call on Vinícius Jr. after VAR review. Barcelona was missing key players; Real Madrid fielded ...