Data Analysis of Fiscal Expenditure and GDP Based on Financial Budget Performance Evaluation Indicators

Table 4

Stationarity test results of fiscal expenditure adjustment data in China from 1998 to 2019.

Null hypothesis: D(E1,2) has a unit root; Exogenous: constant, linear trend; Lag length: 4 (automatic-based on AIC, maxlag = 4)
Augmented dickey-fuller test statistic		t-Statistic	Prob
		−3.992231	0.0341
Test critical values	1% level; 5% level; 10% level	−4.728363; −3.759743; −3.324976

MacKinnon (1996) one-sided -values. Warning: probabilities and critical values calculated for 20 observations and may not be accurate for a sample size of 15 augmented Dickey-Fuller test equation dependent variable: D(E1,3) method: least squares.