Research Article

The Influence of Equity Market Sentiment on Credit Default Swap Markets: Evidence from Wavelet Quantile Regression

Table 4

OLS, quantile, and the Daubechies 4 wavelet quantile regression for the influence of VIX on CDX.NA.HY.

VariablesOLSQ (0.05)Q (0.10)Q (0.25)Q (0.50)Q (0.75)Q (0.90)Q (0.95)

Raw series
VIX−1.776−4.871−3.525−1.5620.1661.1502.3413.397
SPOT4.684−0.5923.0213.449−10.7598.626−3.915−9.808
S&P 5000.0970.0530.0870.0360.027−0.030−0.113−0.029
WTI oil0.364−0.347−0.4780.1630.5760.4360.303−0.224

Wavelet series D1
VIX2.0241.8782.2302.1692.1462.2262.1612.148
SPOT2.0341.2443.070−1.5720.255−2.0800.2452.566
S&P 5000.0680.0810.0620.0580.0540.0530.0660.061
WTI oil0.1000.2780.2590.0300.0150.0810.1050.204

Wavelet series D2
VIX3.3953.2883.4133.1502.8773.0653.2173.309
SPOT3.90620.36314.2695.4671.4153.17514.9772.827
S&P 500−0.036−0.059−0.062−0.059−0.033−0.048−0.064−0.059
WTI oil−0.035−0.4440.1640.1120.1340.193−0.140−0.305

Wavelet series D3
VIX3.1192.9812.9382.6532.4542.7032.8473.099
SPOT18.96429.36423.41623.33815.97122.0005.3713.138
S&P 500−0.248−0.254−0.272−0.216−0.199−0.213−0.253−0.238
WTI oil−0.088−0.334−0.041−0.240−0.304−0.2320.0880.298

Wavelet series D4
VIX2.2371.4831.3401.6141.4731.5201.5881.425
SPOT−117.013−188.749−114.511−29.255−29.524−29.081−92.095−200.180
S&P 500−0.449−0.645−0.438−0.294−0.254−0.315−0.468−0.600
WTI oil0.9305.0243.5830.9650.0710.7853.6105.386

Wavelet series D5
VIX0.9840.3920.4090.6801.0850.9250.5260.601
SPOT−190.683−172.359−103.498−114.618−90.835−106.445−158.278−166.137
S&P 500−0.419−0.512−0.620−0.563−0.628−0.582−0.594−0.742
WTI oil−3.663−4.845−2.599−0.901−0.3260.125−1.757−5.025

Note. This table displays coefficient estimates of the OLS, quantile, and the Daubechies 4 wavelet quantile regression for the influence of VIX on CDX.NA.HY. VIX (Chicago board options exchange volatility index) denotes the investor fear proxy. CDX.NA.HY denotes the differences of the composite spread and theoretical spread for the North America High Yield index. , , and denote the statistical significance at 1%, 5%, and 10% levels, respectively.