\begin{figure}[h]
	\centering
		\includegraphics[width=\textwidth]{pi_cl.png}
		\caption{Cumulative Abnormal Return of Crude Oil
60 Minutes Before and After Macroeconomic Announcements}
		\label{ch1:fig:cl}
	\end{figure}
 
	 	\begin{figure}[h]
	\centering
		\includegraphics[width=\textwidth]{pi_gc.png}
		\caption{Cumulative Abnormal Return of Gold
60 Minutes Before and After Macroeconomic Announcements}
		\label{ch1:fig:gc}
	\end{figure}

 	 	\begin{figure}[h]
	\centering
		\includegraphics[width=\textwidth]{pi_hg.png}
		\caption{Cumulative Abnormal Return of Copper
60 Minutes Before and After Macroeconomic Announcements}
		\label{ch1:fig:hg}
	\end{figure}

  	 	\begin{figure}[h]
	\centering
		\includegraphics[width=\textwidth]{pi_si.png}
		\caption{Cumulative Abnormal Return of Silver
60 Minutes Before and After Macroeconomic Announcements}
		\label{ch1:fig:pi}
	\end{figure}

  	 	\begin{figure}[h]
	\centering
		\includegraphics[width=\textwidth]{pi_pa.png}
		\caption{Cumulative Abnormal Return of Palladium
60 Minutes Before and After Macroeconomic Announcements}
		\label{ch1:fig:pa}
	\end{figure}

  	 	\begin{figure}[h]
	\centering
		\includegraphics[width=\textwidth]{pi_ng.png}
		\caption{Cumulative Abnormal Return of Natural Gas
60 Minutes Before and After Macroeconomic Announcements}
		\label{ch1:fig:ng}
	\end{figure}