Does Israel Need Diaspora Jewry?

In the wake of the terror attacks in Paris, some Israeli politicians have called on French Jews to move to Israel. Critics argued that it was not the place of Israel’s leaders to make such an appeal and, furthermore, that it is in Israel’s interest to have the continued support of Diaspora communities. Taking a more nuanced view, Yaakov Amidror stipulates that, on the one hand, Israel’s “situation would be better in every way if twice as many Jews lived” there: