Fig. 4From: Explaining provincial government health expenditures in China: evidence from panel data 2007–2013 Openness, 2007–2013. The figure shows the spatial pattern of scores for the second factor from the factor analysis. The second factor was named “openness” because it loaded heavily on the four items measuring the percentage of funds from non-domestic sources in total fixed-asset investment and the percentage of trade in GRPBack to article page