the percentage of the population that has access to electricity ranges from per cent in png to per cent in samoa figure a larger proportion of hydro power for example in fiji is likely to reduce the electricity tariff whereas a country that relies mostly on fossil fuels such as kiribati or tuvalu is more vulnerable to increasing oil prices another factor affecting the residential electricity tariff is whether it is subsidised through the government budget for example in fiji or using a cross subsidy from larger users of electricity for example in vanuatu each power utility in each country determines its tariffs differently