Parameter $\phi$ trough

Symbol
$\phi_{tr}$
Formulas
$2.13\left(\frac{t_{t}}{h_{t}}+0.05\right)^{-0.39} \left(\frac{w_{t}}{h_{t}}\right)^{0.065}$
Related
$h_{t}$
$t_{t}$
$w_{t}$
Used in