Table 1 Measurement items.

From: Green entrepreneurial orientation and green human capital: unlocking the potential of green supply chain integration through corporate environmental strategy

Constructs

Items

Sources

Green Entrepreneurial Orientation

GEO1: In general, our firm favors a strong emphasis on green practices, such as R&D, technological leadership, and innovation

(Jiang et al. 2018)

GEO2: When facing uncertainty, we typically adopt a proactive posture in order to catch potential green opportunities

GEO3: In dealing with competitors, we typically initiate green actions that competitors respond to

GEO4: Our firm favors a tendency to be a leader and always introduce green products, services, or technology first

GEO5: In dealing with competitors, we typically adopt a competitive ‘undo- the competitors’ posture

Green Human Capital

GHC1:The contribution of environmental protection of employees in our firm is better than our major competitors.

(Agyabeng-Mensah and Tang, 2021)

GHC2: Employee competence with respect to environmental protection in our firm is better than that of our major competitors

GHC3: The product and/or service qualities of environmental protection provided by the employees of this firm are better than our major competitors

GHC4: The amount of cooperative teamwork with respect to environmental protection in our firm is more than that of our major competitors

GHC5: Our managers fully support our employees in achieving their goals with respect to environmental protection

Corporate Environmental Strategy

CES1: Our company has integrated environmental issues into our strategic planning process.

(Tan et al. 2022)

CES2: When our company comes up with new products or services, environmental issues are always taken into account.

CES3: Our firm is engaged in developing products and processes that minimize environmental impact.

Green Supply Chain Integration

GSCI1: Our firm maintains internal green strategic alignment

(Han and Huo, 2020)

GSCI2: Our firm maintains internal green information sharing

GSCI3: Our firm maintains internal green process coordination

GSCI4: Our firm maintains green strategic alignment with the suppliers

GSCI5: Our firm maintains green information sharing with the suppliers

GSCI6: Our firm maintains green process coordination with the suppliers

GSCI7: Our firm maintains green strategic alignment with the customers

GSCI8: Our firm maintains green information sharing with the customers

GSCI9: Our firm maintains green process coordination with the customers