From news article, it looks like the main aim for IIMs are to give jobs to all its students. Seeing the will market condition currently, they have contacted lateral placement agaency to help place their students.
These agencies will work independently. The top recruiter was CBC. The average salary for 2011 was 14 lakhs in 2011, up 27 % on previous’s level of 11 lakhs. The placement season is January and febuary.