The Netherlands has a national, government legislatedminimum wage, which is usually adjusted twice a year,on 1 January and 1 July. Depending on the paymentperiod of the firm or the industry, the minimum wage isdefined on a monthly, weekly or daily basis. In 2017,47% of the employees had a 36-hour working week, 9%had a 37-hour working week, 31% had a 38-hour working week and 13% had a 40-hour working week (Ministerie van Sociale Zaken en Werkgelegenheid 2018).Because of the specification of the minimum wage, thehourly rate varies substantially between workersdepending on their usual working hours. As of 1 July2018, the gross minimum wage for full-time workersaged 22 and older is 367.90 euros per week. For workerswith a 36-hour working week, this implies an hourlyminimum wage of 10.22 euros, while for workers with a40-hour working week it is 9.19 euros per hour, a difference of 1 euro per hour. Like many European countrieswith a minimum wage, the Netherlands has a separateminimum wage for young workers, in the Dutch casethis applies to workers who are 15 to 21 years old. Youthminimum wages are defined as a percentage of theadult minimum wage. For 15-year-olds, this wage is currently 30%, which implies that the hourly minimumwage for a 15-year-old worker in an industry with ausual working week of 40 hours is 2.76 euros.