\begin{eqnarray*}
    \mathbf{L}_{t} & = & \Theta_{t} {P}_{t}
\\ \ifnumber F(\mathbf{K}_{t},\mathbf{L}_{t}) & = & \mathbf{K}_{t}^{\varepsilon}\mathbf{L}_{t}^{1-\varepsilon} \label{eq:defLF}
\end{eqnarray*}
