Four-Day Workweek Goes Global. The Gender Gap Widens.

The uncontrolled gender pay gap widened to $0.82 for every dollar men earn in 2026, down from $0.83 the year before [SHRM]. That slide happened during the same period the four-day workweek went from corporate experiment to global policy. Sri Lanka, the Philippines, and Pakistan all adopted it after fuel shortages from the Iran war forced governments to rethink the office schedule entirely. Experts have called this moment “the closest we’ve ever been to a permanently shorter workweek.” The emerging data tells a more complicated story. The revolution is real, but it isn’t reaching everyone equally, and the gap is growing at precisely the moment it should be shrinking.

The Promise Nobody Questioned

The four-day workweek started quietly.

Three office workers in grey suits focusing on tasks in a professional setting.

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Iceland ran trials in the mid-2010s. A handful of New Zealand firms followed. Results were consistent enough to feel inevitable: workers reported higher satisfaction, and output barely budged.

Then the UK pilot changed the conversation’s scale. Of 61 participating companies, 92% continued the four-day model after the trial ended, with over half making it permanent [Webwork-tracker]. Workers reduced average hours to 34 per week after six months, then 33 hours after a year, without productivity loss [Fortune]. The Netherlands, already Europe’s shortest-workweek country at 32.1 hours per week on average, looked less like an outlier and more like a preview [Fortune].

By 2023, Valencia, Spain handed 360,000 workers consecutive Monday holidays as part of its own pilot [Wikipedia]. The momentum felt unstoppable. Coverage framed the shift as a lifestyle equalizer: more rest, more family time, more balance for everyone.

What almost nobody measured was who was actually getting that extra day. Most pilot studies tracked output and satisfaction in aggregate. They rarely broke results down by gender, caregiving status, or pay grade. The celebration came before the audit.

Who Gets Left Behind

The industries adopting four-day schedules fastest, including tech, finance, and creative services, remain disproportionately male at senior levels.

A group of diverse professionals collaborating in a modern office setting with laptops and technology.

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Meanwhile, women make up the majority of workers in healthcare, education, and retail, where compressed schedules are rarely on the table.

Even where policies exist, access isn’t always straightforward. Eligibility often depends on manager discretion rather than formal criteria, creating invisible gatekeeping that research consistently shows disadvantages women. The pattern extends to pay: women working from home “as needed” face the widest uncontrolled pay gap at $0.76 per male dollar [SHRM].

The deeper issue surfaces on that supposed day off. For many women, the fifth day doesn’t become free time. It becomes another shift of caregiving, errands, and housework. The second shift doesn’t shrink just because the office week does. Consider the structural reality:

Women globally perform significantly more unpaid domestic labor than men daily
Caregiving responsibilities rarely redistribute when one partner’s schedule changes
A “day off” filled with unpaid work offers no rest and no career advancement

A shorter workweek, without addressing what happens outside the office, risks reinforcing the very patterns it claims to disrupt.

Making the Shift Work Fairly

“If employers experiment with a four-day workweek and employees show they can deliver in four days what they previously delivered in five, management has to justify the fifth day.” [Economic Times]

Two businessmen collaborating on a laptop in an office.

Photo by Vitaly Gariev on Unsplash

That logic is compelling. But justifying fewer days isn’t the same as ensuring fewer days reach everyone. A more intentional approach looks like this:

Formalize eligibility — written criteria instead of manager discretion, applied across departments and pay grades
Audit uptake by demographic — track who’s actually using the policy, broken down by gender, role, and caregiving status
Pair shorter weeks with caregiving infrastructure — subsidized childcare and expanded parental leave address root causes, not just symptoms

Countries that combine flexible work with strong caregiving support consistently show smaller gender gaps in workforce participation. Iceland didn’t just shorten the workweek. It built the scaffolding around it.

Some mid-size UK and Australian firms have already run employee-led flexibility audits that expanded program access beyond the usual beneficiaries. The model exists. Scaling it is the challenge.

The productivity data is strong, the momentum is global, and crisis-driven adoption has accelerated what might have taken another decade. But a streamlined schedule only counts as progress if equity is built in from the start, not added later. The gap between who gets the policy and who gets the benefit is worth examining now, before the new normal hardens into the old familiar pattern.