 In the present paper we  employ the theoretical tools developed in network theory , in order to shed light on the response of world wide trade to the financial crisis of 2007.
<fluency>  In the present paper we  employ the theoretical tools developed in network theory , in order to shed light on the response of world wide trade to the financial crisis of 2007.
 In the present paper we employ the theoretical tools developed in network theory , in order to shed light on the response of world trade to the financial crisis of 2007.