High and powerful cables may be a key structure of Malaysia’s electricity supply chain, both in its literal and metaphorical sense, as discovered by former environment and climate change minister Yeo Bee Yin.

Yeo, in her soon-to-be-released book, revealed how problems of increased electricity tariffs were linked to the direct award of independent power producer (IPP) contracts beyond the optimal capacity required to meet maximum demand.

“When properly awarded through open tender...