... measurement error and revi-sions (e.g. absorption data are subject to stock and vacancy rate revisions 42 Real Estate Modelling and Forecasting Box 3.1 Time series data in real estate Series FrequencyRents ... Real Estate Modelling and Forecasting including range, quartiles, variance, standard deviation, semi-standarddeviation and the coefficient of variation; higher moments – that is, skew-ness and ... that,with more data and markets, interest in real estate forecasting will continueto grow. The key objectives of forecasting in real estate are presented inbox 1.1.Box 1.1 Objectives of forecasting...