RDP 2013-13: Inventory Investment in Australia and the Global Financial Crisis Equation (1)

\begin{array}{l} I_{i j t} = α + C R I S I S_{t}^{'} β + S T D E B T_{i}^{'} γ + S T D E B T_{i}^{'} C R I S I S_{t} δ \\ + X_{i j t}^{'} ρ + \underset{ν_{i j t}}{\underset{︸}{θ_{i} + λ_{j t} + ε_{i j t}}} \end{array}