This economist wrote that previous economists incorrectly based their assumptions on ideas of direct exchange, causing them to believe that money was "neutral." This author of "The Non-Neutrality of Money" argued that civil war is a direct consequence of the Western value system in another essay in which he also claimed that peace based only on expediency, "The Clash of Group Interests." This economist introduced the economic calculation problem 
This economist wrote that previous economists incorrectly based their assumptions on ideas of direct exchange, causing them to believe that money was "neutral." This author of "The Non-Neutrality of Money" argued that civil war is a direct consequence of the Western value system in another essay in which he also claimed that peace based only on expediency, "The Clash of Group Interests." This economist introduced the economic calculation problem in two works which also argued that unrestricted expansions of credit create negative business cycles. Those two works are Planned Chaos and Human Action. For 10 points, name this Austrian school economist, the teacher of Friedrich von Hayek.
This economist wrote that previous economists incorrectly based their assumptions on ideas of direct exchange, causing them to believe that money was "neutral."
Ludwig von Mises