How does HICL define Core Infrastructure?

Stable revenues

Low volatility in a range of macro environments

Suitable / diverse counter parties

Inflation protection

Lower operational gearing / complexity

High capital cost

Low operational complexity

Defensive positioning

Monopolistic characteristics

Regulated in some circumstances

High barriers to entry

Capital intensive business model

Structural protections

Essential assets

Strong public benefit

Real assets supporting essential services or facilitating important social function