This paper investigates the ability of aggregate and disaggregate equations to account for the boom in UK plant and machinery investment in the second half of the 1990s. We extend previous US research by Tevlin and Whelan (2002) by explaining the failure of the aggregate equations more formally...

In recent work, Stacey Tevlin and Karl Whelan argue that aggregate econometric models fail to capture the US investment boom in plant and machinery in the second half of the 1990s, whereas a disaggregated approach does much better. In particular, they show that aggregate models do not capture...