As with other countries’ measures of industrial production, Eurostat’s industrial production index measures the output and activity of industrial sectors in euro-zone countries in aggregate. Following a recession in 2009/2010 and the debt-crisis of 2010-2012 which flowed from it, euro-zone industrial production recovered and then reached a peak four years later in early-2016. Growth rates then fell and recovered through 2016/2017 before beginning a steady and persistent slowdown. According to...