A review of an article using argument and questioning methods: on startup sustainable model
How to describe the article in Harvard
reference format?
Eichenberg, D. & Hammerschmidt, M., 2026.
Startups’ sustainable business models as reference points for achieving the
optimal integration of value networks. Journal of Business Research,
216, p.116269. Available at: https://doi.org/10.1016/j.jbusres.2026.116269
[Accessed date].
(Note: Replace "[Accessed date]"
with the date you accessed the article.)
What are the research issues, research
objectives, 2 main academic theories used, the main research methods used? Then
also describe 3 main claims of the article in terms of Toulmin's model of
argument. Finally, provide a critical review of the article using the Socratic
Method.
Below is a detailed breakdown
based on the provided content of the article "Startups’ sustainable
business models as reference points for achieving the optimal integration of
value networks" by Eichenberg and Hammerschmidt (2026) .
Research Issues
1. Startups aiming for sustainable business models
(SBMs) face challenges in building integrated value networks that enable
multi-directional value exchange with stakeholders.
2. Conventional characteristics of value networks
(breadth and depth) inadequately capture the degree of stakeholder
integration necessary for SBMs.
3. There is scarce knowledge on how startup
founders can systematically build integrated value networks involving
diverse stakeholders to optimize SBM success.
4. The unclear relationship between a startup’s degree
of sustainability mission incorporation and the optimal network
integration (in terms of stakeholder resistance and resource exchange)
hampers practical guidance.
Research
Objectives
1. To identify characteristics of value
networks that capture the degree of stakeholder integration in sustainable
startups.
2. To explore how stakeholder engagement strategies
can enable startups to achieve optimal stakeholder integration for
implementing SBMs.
3. To classify startups by their levels of
sustainability mission incorporation (strong, medium, weak) and link these
to the optimal degrees of network integration.
4. To develop a theoretical framework
explaining how startups build value networks aligned with sustainability
objectives.
Two Main Academic
Theories Used
Sustainable Business Model
(SBM) Theory
Theory focusing on business
models designed to integrate economic, social, and environmental objectives
simultaneously and holistically to create sustainable value for multiple
stakeholders.
Stakeholder Theory
Theory emphasizing the
importance of engaging and managing relationships with multiple stakeholder
groups who both create and receive value in a network, especially in contexts
requiring sustainability-oriented collaboration.
Main Research
Methods Used
Exploratory, qualitative
research design with a grounded theory
approach.
Semi-structured interviews
with 11 startup founders and key personnel from various industries focused on
sustainable startups at early stages (pre-startup to 3 years post-foundation) .
Triangulation using secondary
data sources, including business plans, pitch decks, websites, and social
media content, to validate findings and contextualize stakeholder strategies .
Coding and analysis to
identify categories such as sustainability mission incorporation levels
(strong, medium, weak), stakeholder resistance, resource flow, and engagement
strategies .
Three Main Claims
of the Article Using Toulmin's Model of Argument
Claim 1: The degree of sustainability mission incorporation
(strong, medium, weak) determines the optimal levels of stakeholder
resistance and resource flow integration in startups’ value networks.
Data: Analysis of startups’ business model elements and
stakeholder engagement showed differential incorporation of SBM objectives.
Warrant: Integrated value creation depends on aligning
network characteristics to mission intensity for effective SBM implementation.
Backing: Theoretical foundations of SBM and stakeholder
theory emphasize coherence between sustainability goals and network structure .
Claim 2: Sustainable startups use four engagement
strategies — empathy, confidence, exploration, and implementation — to manage
stakeholder resistance and resource flows, achieving optimal network
integration.
Data: Interviewees reported practices around building
trust, co-creation, technological transparency, and continuous communication.
Warrant: Engaging stakeholders relationally and
strategically mitigates resistance and fosters reciprocal resource exchange .
Backing: Existing stakeholder and network research supports
the role of engagement strategies in managing multi-actor collaboration.
Claim 3: Startups with strong sustainability missions
require low-resistance and high resource integration networks, while those with
weaker missions tolerate higher resistance and lower resource flow integration
without compromising viability.
Data: Comparative case examples illustrate how
strong-mission firms embed sustainability deeply, requiring cooperative
stakeholder networks.
Warrant: The degree of mission commitment fundamentally
shapes value logic and collaboration intensity.
Backing: Literature on hybrid organizations and SBM
experimentation emphasizes this mission-structure fit.
Critical Review
Using the Socratic Method
What is the core problem the
authors address? The difficulty startups face
in building integrated value networks that align with sustainability missions
for SBMs.
Why is the focus on startups
important? Because startups design SBMs
differently than established firms and face unique challenges like legitimacy
and stakeholder integration early on.
How convincing is the argument
that network integration characteristics differ by sustainability mission
strength? The article provides
conceptual clarity and empirical support from diverse startups, but the sample
size (11 firms) and regional/geopolitical limitations may reduce
generalizability.
Do the engagement strategies
identified comprehensively cover stakeholder management challenges? Empathy, confidence, exploration, and
implementation are robust categories but may overlook challenges in power
asymmetries or conflicting stakeholder interests in more complex or global
networks.
What assumptions underlie the
classification of sustainability mission incorporation? The assumption is that the inclusion of SBM objectives
across business model elements adequately reflects mission strength. This may
oversimplify the dynamic and evolving nature of sustainability commitments.
How does this research
contribute to theory and practice? It fills gaps in
understanding network integration for SBMs in startups, offering actionable
insights for founders, but would benefit from longitudinal studies to track
evolution over time.
What questions remain
unanswered? How do startups overcome
external systemic barriers to stakeholder integration? How scalable are these
networks? What role do institutional factors play in shaping value networks?
How rigorous and credible is
the methodology? The qualitative approach with
triangulated data sources and theoretical saturation is rigorous for
exploratory aims, but future quantitative validation could enhance robustness.
Summary
Eichenberg and Hammerschmidt
(2026) contribute significantly to understanding how sustainable startups build
integrated value networks by linking sustainability mission incorporation with
network integration characteristics and engagement strategies. While insightful
and well-grounded in stakeholder and SBM theory, further research could extend
findings across contexts and time, and explore broader systemic influences.
Describe 2 main research limitations of the
article.
Based on the article content and typical
considerations for this type of research, two main research limitations are:
Limited Sample Size and
Contextual Scope The study is based on 11
qualitative interviews with startup founders primarily in Germany at early
startup stages.
While this enables in-depth insights, the small sample size and geographic
concentration limit the generalizability of findings to different cultural,
institutional, or industry contexts. Sustainable startups in other countries or
later development stages may exhibit different patterns of value network
integration and stakeholder engagement.
Cross-Sectional, Exploratory
Design Without Longitudinal Data
The research captures a snapshot of founder perspectives and network
integration at a single point in time .
However, value network integration and stakeholder engagement are dynamic
processes especially for startups evolving their business models. The lack of
longitudinal data restricts understanding of how integration and engagement
strategies develop, adapt, or succeed over time, limiting causal inferences
about optimal integration outcomes.
These limitations highlight opportunities for
follow-up studies employing larger, more diverse samples and longitudinal
designs to validate, refine, and extend the proposed conceptual framework.
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