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Frontiers of Agricultural Science and Engineering

ISSN 2095-7505

ISSN 2095-977X(Online)

CN 10-1204/S

Postal Subscription Code 80-906

Front. Agr. Sci. Eng.    2023, Vol. 10 Issue (1) : 95-108    https://doi.org/10.15302/J-FASE-2022478
RESEARCH ARTICLE
ENVIRONMENTAL ATTITUDES AND CONSUMER PREFERENCE FOR ENVIRONMENTALLY-FRIENDLY BEVERAGE PACKAGING: THE ROLE OF INFORMATION PROVISION AND IDENTITY LABELING IN INFLUENCING CONSUMER BEHAVIOR
Yingchen XU1,2(), Patrick S. WARD1,2
1. Food and Resource Economics Department, University of Florida, Gainesville, FL 32611, USA
2. Duke Kunshan University, Kunshan 215316, China
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Abstract

● Consumer preference for environmentally-friendly beverage packaging was investigated.

● Consumers are willing to pay a premium for post-consumer recycled materials.

● Environmental information and green identity labels have synergistic effect on consumer willingness to pay.

● Product unit size seems irrelevant in most consumer decisions.

This study examined whether urban Chinese consumers with stronger environmental values have higher valuations for plastic beverage bottles that are made of post-consumer recycled material (rPET) or that come in large sizes that use plastic more efficiently. It also assesses the effectiveness of environmental information provision and green identity labeling in increasing consumer willingness to pay for environmentally-friendly packaging. The results suggest that urban Chinese consumers are willing to pay a premium for rPET bottles, indicating that there is a potential market for rPET food and beverage packaging in China that calls for manufacturing guidelines, safety standards, or regulations. Providing environmental information and attaching green identity labels increases consumer valuations of rPET bottles, with their joint use exerting the largest effect. Pro-environmental consumers are more responsive to environmental information and green identity labeling and thus are willing to pay a higher premium for rPET bottles. However, in terms of choosing large bottles as a means to reduce plastic use in product packaging, consumers were found to be indifferent about plastic bottle sizes even after receiving environmental information. It is suggested that the inconvenience of carrying or storing large bottles might have offset their perceived environmental benefits.

Keywords China      consumer preference      food and beverage packaging      green identity label      information treatment      plastics     
Corresponding Author(s): Yingchen XU   
Just Accepted Date: 22 December 2022   Online First Date: 09 February 2023    Issue Date: 03 April 2023
 Cite this article:   
Yingchen XU,Patrick S. WARD. ENVIRONMENTAL ATTITUDES AND CONSUMER PREFERENCE FOR ENVIRONMENTALLY-FRIENDLY BEVERAGE PACKAGING: THE ROLE OF INFORMATION PROVISION AND IDENTITY LABELING IN INFLUENCING CONSUMER BEHAVIOR[J]. Front. Agr. Sci. Eng. , 2023, 10(1): 95-108.
 URL:  
https://academic.hep.com.cn/fase/EN/10.15302/J-FASE-2022478
https://academic.hep.com.cn/fase/EN/Y2023/V10/I1/95
Attributes Levels
Packaging material PET
rPET
Bottle size and bundle 300 mL six-pack
900 mL two-pack
Price (RMB) 30
45
60
75
Tab.1  Attributes and levels used in experimental design
Option A Option B Option C
If options A and B were all that were available, I would not purchase either product.
Packaging material PET rPET
Bottle size and bundle 900 mL × 2 pack 300 mL × 6 pack
Price 30 RMB 75 RMB
I choose:
Tab.2  Example choice set
Group Treatment
T1 Control group
T2 Green identity label
T3 rPET information
T4 rPET information + Green identity label
T5 Size information
T6 Size information + Green identity label
T7 rPET information + Size information
T8 rPET information + Size information + Green identity label
Tab.3  Treatment group assignment
rPET bottles with green identity label rPET bottles without green identity label
300 mL × 6 pack This product is for green consumers
900 mL × 2 pack This product is for green consumers
Tab.4  rPET bottles with and without green identity label
Variable T1 = Control T2 = Green label T3 = rPET info T4 = rPET info + Green label T5 = Size info T6 = Size info + Green label T7 = Both info T8 = Both info + Green label Overall
Gender
Male 38.03 32.05 45.57 32.50 46.84 29.89 35.71 38.16 37.22
Female 61.97 67.95 54.43 67.50 53.16 70.11 64.29 61.84 62.78
X2 = 11.5, df = 7, P = 0.12
Age (years)
18–24 25.35 16.67 22.78 22.50 25.32 18.39 25.00 23.68 22.40
25–34 47.89 52.56 43.04 41.25 46.84 54.02 45.24 57.89 48.58
35–44 22.54 21.79 25.32 21.25 18.99 20.69 23.81 11.84 20.82
> 45 4.23 8.97 8.86 15.00 8.86 6.90 5.95 6.58 8.20
X2 = 22.65, df = 21, P = 0.36
Marital status
Married 64.79 73.08 67.09 68.75 65.82 72.41 66.67 56.58 67.03
Single/separated/ divorced 35.21 26.92 32.91 31.25 34.18 27.59 33.33 43.42 32.97
X2 = 8.32, df = 7, P = 0.31
Educational attainment
High school or below 4.23 5.13 8.86 6.25 7.59 4.60 14.29 6.58 7.26
Three-year college/diploma 11.27 16.67 16.46 17.50 11.39 19.54 8.33 14.47 14.51
Undergraduate 73.24 71.79 64.56 65.00 62.03 64.37 63.10 64.47 65.93
Graduate 11.27 6.41 10.13 11.25 18.99 11.49 14.29 14.47 12.30
X2 = 26.90, df = 21, P = 0.17
Number of adults in the household
1 or 2 33.80 47.44 43.04 33.75 37.97 45.98 41.67 35.53 40.06
3 30.99 25.64 26.58 35.00 29.11 32.18 25.00 23.68 28.55
4 25.35 19.23 20.25 23.75 21.52 14.94 27.38 28.95 22.56
5 or more 9.86 7.69 10.13 7.50 11.39 6.90 5.95 11.84 8.83
X2 = 19.28, df = 21, P = 0.57
Number of children under 18 in the household
0 19.72 28.21 24.05 33.75 27.85 25.29 26.19 26.32 26.50
1 63.38 61.54 56.96 52.50 58.23 60.92 58.33 48.68 57.57
2 or more 16.90 10.26 18.99 13.75 13.92 13.79 15.48 25.00 15.93
X2 = 15.73, df = 14, P = 0.33
Monthly household income (RMB)
≤ 7000 7.04 6.41 11.39 6.25 11.39 12.64 13.10 9.21 9.78
7001–11,000 16.90 12.82 15.19 13.75 17.72 10.34 14.29 13.16 14.20
11,001–15,000 18.31 25.64 16.46 17.50 17.72 18.39 15.48 25.00 19.24
15,001–19,000 15.49 12.82 11.39 25.00 13.92 16.09 19.05 11.84 15.77
19,001–23,000 14.08 15.38 17.72 11.25 17.72 19.54 17.86 19.74 16.72
23,001–27,000 7.04 5.13 3.80 10.00 13.92 8.05 5.95 7.89 7.73
> 27,000 21.13 21.79 24.05 16.25 7.59 14.94 14.29 13.16 16.56
X2 = 47.72, df = 42, P = 0.25
Region
North 22.54 16.67 26.58 20.00 18.99 28.74 22.62 21.05 22.24
North-east 2.82 5.13 5.06 8.75 7.59 6.90 1.19 9.21 5.84
East 40.85 42.31 27.85 32.50 35.44 28.74 39.29 28.95 34.38
South Central 23.94 25.64 32.91 27.50 22.78 26.44 27.38 36.84 27.92
North-west & South-west 9.86 10.26 7.59 11.25 15.19 9.20 9.52 3.95 9.62
X2 = 34.29, df = 28, P = 0.19
Place of residence
First-tier cities 49.30 50.00 55.70 51.25 40.51 48.28 53.57 42.11 48.90
New first-tier cities 22.54 33.33 24.05 36.25 41.77 29.89 26.19 34.21 31.07
Others 28.17 16.67 20.25 12.50 17.72 21.84 20.24 23.68 20.03
X2 = 21.48, df = 14, P = 0.09
N 71 78 79 80 79 87 84 76 634
Tab.5  Sociodemographic characteristics as a proportion (%) of the sample
Fig.1  Distribution of GREEN scores.
Variable T1 = Control T2 = Green label T3 = rPET info T4 = rPET info + Green label T5 = Size info T6 = Size info + Green label T7 = Both info T8 = Both info + Green label
rPET 22.557***[12.184, 32.930] 39.542***[26.277, 52.807] 37.605***[27.618, 47.592] 60.666***[43.466, 77.866] 30.006***[22.356, 37.656] 38.129***[26.095, 50.163] 31.614***[19.183, 44.046] 59.770***[38.482, 81.057]
Large −7.191*[14.634, 0.252]
rPET × GREEN score 5.979***[2.223, 9.734] 5.970***[2.478, 9.461] 8.473***[4.588, 12.358] 5.942***[2.575, 9.309] 8.155***[3.822, 12.488]
Large × GREEN score 2.902*[–0.323, 6.128]
Tab.6  Marginal WTP means and 95% confidence intervals across treatment groups
Row Comparison rPET rPET × GREEN score
1 WTP (T2) green label – WTP (T1) control 0.030**
2 WTP (T3) rpet info – WTP (T1) control 0.032**
3 WTP (T4) rpet info + green label – WTP (T1) control 0.001***
4 WTP (T5) size info – WTP (T1) control 0.153
5 WTP (T6) size info + green label – WTP (T1) control 0.037**
6 WTP (T7) both info – WTP (T1) control 0.152
7 WTP (T8) both info + green label – WTP (T1) control 0.001***
8 WTP (T4) rpet info + green label – WTP (T2) green label 0.047** 0.199
9 WTP (T4) rpet info + green label – WTP (T3) rpet info 0.022** 0.193
10 WTP (T6) size info + green label – WTP (T2) green label 0.551 0.490
11 WTP (T7) both info – WTP (T3) rpet info 0.748
12 WTP (T8) both info + green label – WTP (T4) rpet info + green label 0.540 0.550
Tab.7  Probability (P)-values from complete combinatorial tests for the equivalence of WTP estimates
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