Year-on-year change in average nominal pay, per hour or per employee depending on the measure each country follows; the figure central banks watch.· Average hourly earnings, all private employees, seasonally adjusted, change over 12 months· Each country follows its own measure (per hour or per week, bonuses included or not): compare the trend of a country, not levels across countries. For Italy and the EU the card reads hourly wage costs, not the contractual or negotiated wages often quoted.