Yesterday, a British guest has shown me an SMS from his operator saying he'll be charged £6 per MB in my country (Moldova). If I would travel to UK, my operator would charge £0.06/MB in Vodafone's network or £0.12/MB in Hutchison 3G or £2.63/MB (T-Mobile).
Your networks have more competition and many more subscribers, so why are your roaming prices so high compared to our prices for the same service?