Ugulu [17]

Use of sub-standard products

Lack of government incentive

Lack of protection for the infant industry.

Regulatory intervention

Promotional strategies

Financial support to facilitate uptake.

Nwokocha et al. [16]

Market failure and distortions

Security of installations

Renewable energy education

Resources planning and administration.

[19]

Poor wheeling capacity of transmission line and unreliable network system.

Development of standardised business models

Legal and Administrative bottleneck.

Natural disasters, such as heavy winds.

Power Purchase Agreements.

Tariff regulation.

Codes and Standards.

Loan, leasing, and grant.

Favourable import condition.