If ever a reminder was needed of the slippery nature of the grounds on which India-Pakistan relations are played out, a most recent offering is the Washington-based Wilson Center study on India-Pakistan trade. Fairly up to speed on bilateral relations, by recording developments as recent as November 2012, the study has already been rendered outdated by the subsequent turn of events. Still, it remains relevant as it reiterates a well-known and acknowledged fact — that the two countries need to find some way to do business, crises notwithstanding.