Economic history is the application of economic theories to historical study. Cliometrics[?] is the use of econometric techniques to study economic history.
... European[?] and Kamchatkan[?]
(Betula elba and B. Ermani), elder, poplar, elm, wild cherry[?] (Prunus padus), Taxus baccata and several willows are mixed with the conifers; ...