Last week at the AAS in Philly, I had an interesting discussion of votebank politics in India and the importance of spatial variation. My contention was that most politics are local, and that electoral dynamics such as Muslim votebanks (i.e. Muslims voting for certain parties) and the extent of ethnic coordination (i.e. Muslims voting for Muslim candidates) depend on largely local factors. Some people disagreed, many agreed - but it remained a gut feeling. Until, on the flight back, I got an idea how to prove my point. This brief post thus explains at which level votebanks form and operate in India (well, in one instance at least)...