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Fig. 1

Characteristi cs of sustainable behaviourSource: elaborated by the authors based on (Tapia-Fonllem et al., 2013).
Characteristi cs of sustainable behaviourSource: elaborated by the authors based on (Tapia-Fonllem et al., 2013).

Fig. 2

Theoretical conceptual model of the sustainable behaviour of employees
Theoretical conceptual model of the sustainable behaviour of employees

Fig. 3

Sustainable behaviour from the perspective of a generation
Sustainable behaviour from the perspective of a generation

Fig. 4

Sustainable behaviour from the perspective of a gender
Sustainable behaviour from the perspective of a gender

Fig. 5

Sustainable behaviour from the perspective of education
Sustainable behaviour from the perspective of education

Effects of generation, gender and education on economically sustainable behaviour

CATEGORYMEAN (ST.D.)GENERATIONF, PPARTIAL ETA 2
BABY BOOMAGENERATION XBGENERATION YC
Generation3.84 (0.58)3.67 (0.56)3.68 (0.51)F=4,175, p=0.0160.020
Post hoc comparisonsF=10,559, p=0.001p=0.033 a-bp=0.041 a-cp=0.968 b-c
GenderFemale3.81 (0.57)0.026
Male3.63 (0.52)
Generation x genderFemale3.96 (0.49)3.65 (0.66)3.81 (0.51)F=4,350, p=0.0140.021
Male3.65 (0.66)3.71 (0.38)3.58 (0.49)
Post hoc comparisonsp=0.001p=0.454p=0.007
EducationUniversity education d3.72 (0.54)F=4,209, p=0.0160.021
College education e3.63 (0.57)
Secondary education f3.97 (0.53)
Post hoc comparisonsp=0.971 d-e p=0.019 d-f p=0.019 e-f
Generation x educationUniversity education d3.93 (0.53)3.57 (0.55)3.65 (0.50)F=8,189, p<0.0010.077
College education e3.23 (0.43)3.89 (0.54)3.77 (0.49)
Secondary education f4.00 (0.66)4.19 (0.29)3.86 (0.55)
Post hoc comparisonsp<0.001 d-e p=0.700 d-f p=0.001 e-fp=0.013 d-e p=0.001 d-f p=0.171 e-fp=0.528 d-e p=0.191 d-f p=0.673 e-f

Effects of generation, gender and education on socially sustainable behaviour

CATEGORYMEAN (ST.D.)GENERATIONF, PPARTIAL ETA 2
BABY BOOMAGENERATION XBGENERATION YC
Generation3.87 (0.61)3.72 (0.51)3.68 (0.56)F=4,145,p=0.0170.020
Post hoc comparisonsF=49,480, p<0.0010.108p=0.147 a-bp=0.015 a-cp=1.000 b-c
GenderFemale3.91 (0.57)
Male3.52 (0.52)
Generation x genderFemale4.11 (0.50)3.82 (0.56)3.78 (0.60)F=5,752, p=0.0030,028
Male3.47(0.58)3.48 (0.43)3.58 (0.52)
Post hoc comparisonsp<0.001p=0.001p=0.020
EducationUniversity education d3.75 (0.58)F=3,270 p=0.0390.016
College education e3.56 (0.57)
Secondary education f3.87 (0.58)
Post hoc comparisonsp=0.111 d-ep=0.649 d-fp=0.043 e-f
Generation x educationUniversity education d4.00 (0.56)3.65(0.53)3.62 (0.56)F=11,956,p<0.0010,106
College education e3.16 (0.33)3.65 (0.59)4.13 (0.13)
Secondary education f3.50 (0.67)4.25 (0.00)3.88 (0.58)
Post hoc comparisonsp<0.001 d-ep=0.011 d-fp=0.143 e-fp=0.994 d-ep=0.003 d-fp=0.008 e-fp=0.011 d-ep=0.051 d-fp=0.270 e-f

Effects of generation, gender and education on environmentally sustainable behaviour

CATEGORYMEAN (ST.D.)GENERATIONF, PPARTIAL ETA 2
BABY BOOMAGENERATION XBGENERATION YC
Generation3.88 (0.54)3.72 (0.51)3.64 (0.54)F=7,432, p=0.0010.035
Post hoc comparisonsF=14,413, p<0.001p=0.050 a-b p<0.001 a-c p=0.669 b-c
GenderFemale3.83 (0.55)0.034
Male3.63 (0.50)
Generation x genderFemale4.02 (0.46)3.73 (0.59)3,73 (0,57)F=3,258, p=0.0390.016
Male3.66 (0.60)3.71 (0.37)3,56 (0,50)
Post hoc comparisonsp<0.001p=0.880p=0.047
EducationUniversity education d3.73 (0.54)F=3,551, p=0.0300.017
College education e3.63 (0.54)
Secondary education f3.94 (0.55)
Post hoc comparisonsp=0.640 d-e p=0.084 d-f p=0.028 e-f
Generation x educationUniversity education d3.98 (0.49)3.65 (0.50)3.60 (0.53)F=8,128, p<0.0010.075
College education e3.25 (0.37)3.84 (0.53)3.85 (0.47)
Secondary education f3.94 (0.69)4.21 (0.22)3.84 (0.57)
Post hoc comparisonsp<0.001 d-e p=0.857 d-f p=0.002 e-fp=0.146 d-e p=0.003 d-f p=0.083 e-fp=0.171 d-e p=0.054 d-f p=0.934 e-f

Sociodemographic characteristics of respondents

GENERATION (THE YEAR RESPONDENTS WERE BORN)
CHARACTERISTICS (N (%))BABY BOOM 1944-1964GENERATION X 1965-1981GENERATION Y/ MILLENNIALS 1982-2002TOTAL
Sample128 (31.1%)124 (30,1%)160 (38.8%)412
Female80 (62.5%)76 (61.3%)76 (47.5%)232 (56.3%)
Male48 (37.5%)48 (38.7%)84 (52.5%)180 (43.7%)

Population and sample size calculation

POPULATION THOUSAND SIZECONFIDENCE LEVEL %CONFIDENCE INTERVALSAMPLE SIZE
1388.9*955384