Each state has a police training and standards board that sets minimum requirements for academy curricula, but those requirements vary from state to state.
And though the government talks often of their benefits: how they share expertise, develop exciting curricula and give better career opportunities to teachers, the potential for reputational damage when trusts don't operate well is not to be underestimated.
They can then include that specialisation on their curricula vitae by, for example, describing their degree as an "MBA (finance)".
A majority of the 91 schools surveyed for this year's report have incorporated courses dealing with social and environmental issues into their curricula.
Most expect to make good money and burnish their curricula vitae.
Local schools usually adjust their curricula to local circumstances: the Moscow School of Management, Skolkovo, offers an MBA with an emphasis on coping with corruption.
There's also no reason why business curricula cannot be more academically rigorous.
Standardised policies of curricula and assessment make sure that this doesn't happen and educational vouchers is another patch politicians use to try to mend the mistakes they make with education which, ironically, they are implicitly recognising.
The required mix of functionality and aesthetics means that a student must be part engineer and part artist, vocations that rarely cross paths in normal curricula.
Rethinking Economics wants curricula to cover heterodox schools of thought.
The result was smaller, tightly knit schools, with different curricula and the close support of parents.
