Can the Implied Information of Options Predict the Liquidity of Stock Market? A Data-Driven Research Based on SSE 50ETF Options

Table 1

Descriptive statistics of variables.

	No. of obs.	Mean	Median	Max	Min	Std. dev.	Skewness	Kurtosis
IV	1437	0.231	0.211	0.828	0.081	0.103	1.623	7.202
IVS	1437	−0.023	−0.002	0.370	−0.985	0.099	−3.200	25.450
VRP	1437	0.029	0.040	0.258	−0.609	0.088	−2.268	13.402
RF	1437	0.009	0.008	0.014	0.004	0.002	0.390	2.532
SIR	1437	0.000	0.001	0.058	−0.085	0.015	−1.012	9.529
ER	1437	6.682	6.713	7.132	6.108	0.276	−0.471	2.298
CIR	1437	0.018	0.020	0.728	−0.729	0.079	0.258	18.004