Photo No.4 in CVM (Haze Degree: Slight, RH = 64.2%, PM_2.5 = 131.4μg/m³, PM₁₀ = 311.7μg/m³, Vis = 4.9 km, AQI = 431).

<p>Photo No.4 in CVM (Haze Degree: Slight, RH = 64.2%, PM_2.5 = 131.4μg/m³, PM₁₀ = 311.7μg/m³, Vis = 4.9 km, AQI = 431).</p

The frequency of the visibility perception (Photo No.4).

<p>The frequency of the visibility perception (Photo No.4).</p

The tested mediating effects for WTA.

<p>The tested mediating effects for WTA.</p

The relationship between PV and WTA.

<p>The relationship between PV and WTA.</p

Photo No.5 in CVM (Haze Degree: Mild, RH = 54.6%, PM2.5 = 116.5μg/m³, PM10 = 253.9μg/m³, Vis = 6.9 km, AQI = 349).

<p>Photo No.5 in CVM (Haze Degree: Mild, RH = 54.6%, PM2.5 = 116.5μg/m³, PM10 = 253.9μg/m³, Vis = 6.9 km, AQI = 349).</p

Photo No.4 in CVM (Haze Degree: Slight, RH = 64.2%, PM_2.5 = 131.4μg/m³, PM₁₀ = 311.7μg/m³, Vis = 4.9 km, AQI = 431).

<p>Photo No.4 in CVM (Haze Degree: Slight, RH = 64.2%, PM_2.5 = 131.4μg/m³, PM₁₀ = 311.7μg/m³, Vis = 4.9 km, AQI = 431).</p

Photo No.3 in CVM (Haze Degree: Light, RH = 70.4%, PM_2.5 = 139.6μg/m³, PM₁₀ = 291.5μg/m³, Vis = 3.2 km, AQI = 402).

<p>Photo No.3 in CVM (Haze Degree: Light, RH = 70.4%, PM_2.5 = 139.6μg/m³, PM₁₀ = 291.5μg/m³, Vis = 3.2 km, AQI = 402).</p

The results of regressions.

<p>Note: The first line in each cell is the coefficient, while the second line is the standard error.</p><p>+p<0.1</p><p>*p<0.05</p><p>**p<0.01</p><p>***p<0.001.</p><p>The results of regressions.</p

Sample frame.

<p>Sample frame.</p

The results of explorative factor analysis.

<p>The results of explorative factor analysis.</p