
	
	
	
		\begin{threeparttable}
		
		\caption{Treatment effects for baseline model and model disentangling voice and monopoly effects, comparison of OLS and Poisson coefficients}
		%\scalebox{0.85}{
			
			\footnotesize
			\begin{tabular}{ l S S S S S [table-format=3.2]}
				
				
				
				&& {(1)} & {(2)} & {(3)} & {(4)}  \\     
				& {Estimated model} & {baseline} & {voice} & {baseline coll. agr.} & {voice coll. agr.} \\    
				\hline
				
				
				Treat $\times$ Post                      &{OLS}& -0.888***    & -0.923***  & 0.084    & 0.029   \\
				                                 		 &{Poisson}& -0.362***   & -0.365*** &  0.078  & 0.076    \\
				Treat $\times$ Post  $\times$ Coll. agr. &{OLS}		&     &            & -1.137**    & -1.120**   \\
				                                 		 &{Poisson}&    &  & -0.528***   & -0.531***    \\
				                                 		 
				                                  						  								   	  										   	  			                                  
				
				\hline
			\end{tabular} 
		
	%}
		\begin{tablenotes}
			\footnotesize
			\item Notes: Dependent variable is the number of voluntary quits. Standard errors are robust. */ **/ *** denote significance at the 10\%/5\%/1\% level, respectively. Statistics and corresponding p-values from F-test on joint significance of (Treat $\times$ Post) and (Treat $\times$ Post $\times$ Coll. Agr.) in specification (3) for OLS and Poisson are 6.56 (0.002) and 14.45 (0.001), respectively.
			Statistics and corresponding p-values from F-test on joint significance of (Treat $\times$ Post) and (Treat $\times$ Post $\times$ Coll. Agr.) in specification (4) for OLS and Poisson are 6.56 (0.002) and 20.08 (0.000), respectively. 
		\end{tablenotes}

	
	\end{threeparttable}	

	
	
	
	
	
	
	
	
	
	
