Equal pay for equal work. It sounds so reasonable, it’s hard to believe that in 2016, we’re still talking about the gender pay gap. And yet the fact remains that there is no country in the world where women earn the same as men.

One of the arguments used to explain – and sometimes justify – this stubborn gap is the idea of choice. Women simply choose to study less lucrative subjects, enter lower-paying professions and stay towards the bottom rungs of the career ladder. While these choices might give them shorter working hours and greater flexibility, it also negatively af