“…However, these gains from digitalisation have not yet materialised, with productivity growth in most of the world having been relatively subdued since the 2008 financial crisis or even prior to this, raising a number of open questions, regarding potential lagged effects of these new technologies, structural versus cyclical factors and, of course, measurement. While a growing body of evidence suggests that measurement, or rather "mis-measurement", is not the primary cause (Syverson, 2016;Byrne, Fernald and Reinsdorf, 2016;Ahmad et al, 2017;Reinsdorf and Schreyer, 2019), many challenges remain in the practical measurement of the digital economy, including its inclusion in both GDP and productivity.…”