THE ups and downs of the energy business has made Achmad Kalla more confident about electricity power generators. Indeed, as boss of the Bukaka Group, hes had quite a bit of experience. He has led his company in constructing electricity generators powered by hydro-, gas, geothermal and coal sources of energy.

But as the younger brother of Jusuf Kalla, he is never far from the spotlight. Bukaka is often charged with benefiting from its association