id author title date pages extension mime words sentence flesch summary cache txt fbem-22309 Fei, Baoxiang; He, Liju; Liu, Fangxia; Li, Biyang Digital Economy Mechanisms and Tests for Promoting Common Wealth 2024 3 .pdf application/pdf 2811 104 39 In order to further discuss the spatial spillover effect of digital economy development on the development level of common wealth, this paper introduces spatial interaction terms for the explanatory variables, the explained variables, and other control variables on top of model (1), further extending it into a spatial Durbin model (SDM): πΆπ‘œπ‘šπ‘π‘Ÿπ‘–,𝑑 = 𝛼0 + πœŒπ‘ŠπΆπ‘œπ‘šπ‘π‘Ÿπ‘–,𝑑 + πœƒ1π‘Šπ·π‘–π‘”π‘’π‘π‘–,𝑑 + 𝛼1𝐷𝑖𝑔𝑒𝑐𝑖,𝑑 + πœƒπ‘— π‘Š βˆ‘ πΆπ‘œπ‘›π‘‘π‘Ÿπ‘œπ‘™π‘–,𝑑 𝑛 𝑗=1 + βˆ‘ 𝛽𝑗 πΆπ‘œπ‘›π‘‘π‘Ÿπ‘œπ‘™π‘–,𝑑 + 𝛾𝑖 + 𝛿𝑑 + 𝑖,𝑑 𝑛 𝑗=1 (3) Where 𝜌 represents the spatial autoregressive coefficient, theπ‘Š represents the spatial weight matrix, theπœƒ1 and πœƒπ‘— are the elasticity coefficients of the spatial interaction terms of the core explanatory and control variables, respectively. On the design of spatial correlation between urban common wealth and the level of digital economy development. cache/fbem-22309.pdf txt/fbem-22309.txt