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Why Hamas has been Quiet in 2009

By Aaron Mannes

The Jewish Policy Center's Palestinian Rocket Report has just published an article I wrote with my boss about why Hamas has kept the cease-fire since Operation Cast Lead. In it we to apply some of our work modeling terrorist group behavior, our models strongly suggest that internal Palestinian politics plays an important role in Hamas' strategic calculations.

The piece is below.

Why Hamas Has Been Quiet In 2009
by Aaron Mannes and V.S. Subrahmanian
Palestinian Rocket Report
September 15, 2009

Since Israel ended Operation Cast Lead―a massive incursion into the Gaza strip intended to suppress rocket fire into Israel―in January 2009, Hamas has largely held to a ceasefire on rocket and mortar attacks on Israel. The obvious explanation for this change in behavior is that Israel's incursion into Gaza and Hamas' corresponding heavy losses have re-established Israeli deterrence. Another explanation is that this unprecedented period of quiet is proof that Hamas has changed politically, and that Western nations and ultimately Israel should negotiate with it directly. There is also substantial countervailing evidence that HAMAS remains committed to its campaign against Israel and that the cease-fire is strictly tactical.

Models of organizational behavior built at the University of Maryland's Laboratory for Computational Cultural Dynamics suggest all of these explanations may be wrong. Indeed, intra-Palestinian politics may be playing an important yet overlooked role in Hamas' calculations.

Read the full post here.