Update figure for setting

paper/setting.tex

 \section{Setting and problem statement}
 
-\begin{figure}
+\begin{figure*}
 \begin{center}
-\includegraphics[width=1\columnwidth]{img/setting}
+\includegraphics[height=2in]{img/setting}
 \end{center}
-\caption{Setting}
-\end{figure}
+\caption{Setting. Negative decisions by decision maker $M$ ($T_{_M} = 0$) are evaluated as successful ($Y_{_M} = 1$) -- this is shown with the dashed arrows. For negative deisions by decision maker $H$ ($T_{_H} = 0$), we perform counterfactual imputation -- this is shown with the solid arrows.
+}
+\end{figure*}
 
 The setting we consider is described in terms of two decision processes.
 %