Gavin, William T. (contributor); … - 2002 - [Elektronische Ressource],rev
ttit
f
ti t
=+ +
−−
αβ ε, (1)
where x is the variable being forecast … (the fourth-quarter-over-fourth-quarter growth rate
of output or the price deflator for output). The forecast (x
f
) is … necessary to
examine the properties of the forecast error, .
f
ttit
x x
−
− To make a complete test of bias,
we also compute …