On the background of cultural industries development, the study on spatial agglomeration of China's cultural industries has theoretical and practical significance. In this paper, the spatial agglomeration degree of eleven cultural industries of 31 provinces in China is estimated and analyzed...

Influence functions are commonly used as diagnostic tools in order to investigate sensitivity aspects in principal component analysis. This paper suggests a practical alternative for the eigenvalues by introducing a sensitivity measure derived from the classical Lorenz curve and associated Gini...