Research on the Relationship of Coupling Coordination between Digitalization and Agricultural Sustainable Development

Table 4

Influencing factors of coupling coordination.

	Variable name	Variable symbol	Variable description	Unit
Explained variable	Coupling coordination degree	D	From the coupled co scheduling model
Explanatory variable	Economic development level	GDP	Regional GDP	Ten thousand yuan
	Industrial structure	Indu	Proportion of tertiary industry in GDP	%
	Degree of openness	Open	Total imports and exports	Ten thousand dollars
	Agricultural expenditure	Agri	Proportion of agricultural expenditure in fiscal expenditure	%
	Talent reserve	Gra	Number of graduates in the current year	Person