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Table 4 Effects of Added SO2, Production Variables, Wine Characteristics, Indicators of Quality, and Winery Characteristics on Wine Price

From: The value of added sulfur dioxide in French organic wine

Ln(Price)

Coeff.

St. Error

SO2 Variables

  

SO2

−0.226b

(0.099)

SO2 x White

0.252a

(0.151)

SO2 x Rosé

0.482b

(0.177)

SO2 x FNIVAB

−0.045

(0.100)

SO2 x Biodyvin

−0.300b

(0.133)

SO2 x Demeter

0.021

(0.099)

SO2 x Ln(Intended Cellar)

0.148b

(0.046)

Production Variables

  

Ln(Intended Cellar)

0.098b

(0.041)

Manual Harvest

0.185b

(0.055)

Ferments Added

0.047

(0.053)

Sugar Added

−0.180

(0.123)

Filtered

0.031

(0.057)

Oak Barrel

0.157c

(0.026)

Ln(Production)

−0.117c

(0.023)

Wine Characteristics

  

Ln(Aged)

0.104

(0.085)

% Alcohol

0.027a

(0.015)

Sparkling

0.303c

(0.071)

White

−0.237

(0.216)

Rosé

−0.470b

(0.205)

Indicators of Quality

  

Hachette

−0.054

(0.056)

Hachette x Stars

−0.083a

(0.049)

Hachette CDC

0.053

(0.074)

AOC

0.203b

(0.062)

Grand Cru

−0.043

(0.146)

Villages

−0.013

(0.088)

Parker Dummy Variable

  

Parker Rating

−0.038

(0.111)

Winery Characteristics

  

FNIVAB

  

Biodyvin

  

Demeter

  

Ln(OrgExp)

0.091

(0.168)

Ln(Total Area)

  

Controls for Variety, Region, Vintage

Yes

 

Constant

4.750

(9.631)

N

542

 

R2

0.587

 

Hausman Test Chi2(52)

73.85b

 

Model Type

Fixed Effects

  1. Degrees of freedom reported in parentheses for the Hausman Test
  2. a,b,and cindicate significance at the 10 %, 5 %, and 1 % level, respectively. Heteroskedastic robust standard errors reported in parentheses