Keele is better known than con entry I believe, and correct me if I'm wrong but isn't that quite important for economics?
Don't know loads about the two universities but that's the best I can give you
Of course you have to consider the structure of the course as well and which Is better suited to you.
Yeah basically they said something like that in the open day about being more recognised than many unis. However I went there yesterday and the guy giving the taster lecture was bored out of his wits himself. It let me down soooo bad