By now it has become abundantly clear that the biggest hurdle in the Greek negotiations is the topic of pensions, and specifically whether they should be cut, as the Troika demands, or boosted, as a Greece top court recently did when it reversed a 2012 ruling to cut pensions.
At the heart of this argument is a simple question: is it political, as Greece claims, or simple math, as the IMF and its Troika peers assert.