Input-Output Prediction of Industrial Structure in Henan Province

Selecting gross domestic product(GDP) and gross output from 1990 to 2007 of Henan Province as time series, this paper constructs triple exponential smoothing models to predict GDP and gross output in 2010 and 2012 of Henan Province, and then draws up the price input-output tables in 2010 and 2012 for Henan Province by means of prorate distribution and the RAS approach according to the predicted values and input-output table in 2007, and further compares the industries´ correlation coefficients among 2007, 2010 and 2012 of Henan Province, so as to put forward proposals in adjusting the industrial structure based on the analysis on the industries´ various status in national economy of Henan Province.