A Clare estate agent predicts that house prices in the county will continue to rise over the coming year amid an ongoing supply shortage.A new survey by Real Estate Alliance has found that the average price of a three-bed semi-detached house in Clare has surged by 18.5% to €320,000 in the last year.There's also been an increase of over 3% in the last three months in the cost of the average second-hand three-bed semi-detached property in the county.Liam Browne of REA Paddy Browne in Ennis has been telling Clare FM's Seán Lyons it's good news for sellers but represents a significant challenge for buyers.