Boyer, George; Hatton, Timothy J. - C.E.P.R. Discussion Papers - 2001
sectors based on proxies for employment. These are weighted according to labour force shares but the index still excludes …Existing estimates of the annual unemployment rate from 1870 to 1913 were constructed by the Board of Trade, initially … number unemployed in various trade unions and it has a number of well known flaws. The index is weighted by membership of …