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View corpus contextSales and operations planning works only when its subprocesses are integrated and complemented by temporary planning during crises; AI promises automation and better scenarios in S&OP but delivers value only with complementary organizational and technology changes.
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Many organizations use Sales and Operations Planning (S&OP) to create a balanced demand and supply plan in the tactical horizon. Over the years, research has established how S&OP should be implemented, the benefits it provides, how to coordinate it, and how it could be improved and matured. Although the benefits are clear, organizations have struggled with the process. One reason is the lack of integration across the functions, which can affect the output from the process. The second reason is that recent disruptions have questioned the established supply chain processes. The COVID-19 pandemic and global semiconductor shortages have highlighted the issue of supply chain resilience as many organizations struggled. Another reason is the recent rise of artificial intelligence tools, which are expected to automate supply chains and bring changes to the process. Considering the effects of these internal and external factors on the S&OP process, the purpose of this thesis is to understand how the S&OP process responds to the challenges of integration, resilience, and AI. This thesis draws from three studies to answer this purpose and employ a multiple case study approach. The first study explores the integration requirements within each subprocess. It conceptualizes S&OP integration by examining subprocesses within S&OP. It contributes to research on integration by developing a framework for understanding how integration is created in the S&OP process. This highlights the importance of analyzing subprocesses and showing that integration requirements vary across different planning situations, thereby extending the view that a one-size-fits-all approach to S&OP is insufficient. The second study explores how routine and temporary SCP processes interact to build organizational resilience during supply chain disruptions. The second study also explores how organizations transform from a routine state to a disruptive state. It contributes to resilience research by linking supply chain planning to resilience and clarifying the roles of both S&OP and temporary planning processes in enabling organizations to respond to disruptions. This study also contributes to the responsiveness view of the supply chain from the perspective of supply chain planning.The third study examines the role of AI in S&OP. It highlights opportunities and barriers in the implementation of AI in S&OP. This study also analyzes existing AI implementation cases. It contributes to the emerging literature on AI in S&OP by conceptualizing AI-enabled S&OP and explaining, through a CIMO-based perspective, the mechanisms and contextual conditions that shape successful AI implementation. This study also provides conceptual guidance on how AI can support various activities in the S&OP process. Overall this study contributes to the development of the S&OP process and how it responds to these challenges. S&OP is a dynamic process that accommodates these challenges and evolves in response to remain relevant and useful to the organization. A summary of the different contexts, interventions, mechanisms, and outcomes is provided, which synthesizes the findings across all studies in this thesis. This provides practical guidance for organizations seeking to design, adapt, and improve their S&OP processes in ways that are responsive to contextual challenges and supportive of sustained organizational performance.
Summary
Main Finding
Sahil Ahmed’s thesis (2026) shows that the tactical Sales & Operations Planning (S&OP) process is a dynamic, multi‑subprocess system that must be designed contingently: integration needs differ across S&OP subprocesses, organizational resilience during disruptions emerges from interplay between routine S&OP and temporary planning processes, and artificial intelligence (AI) is most effective when it augments—not simply replaces—human and organizational capabilities. The thesis develops conceptual frameworks (subprocess integration, transition capabilities for supply‑chain planning, and a CIMO‑based model for AI‑enabled S&OP) and synthesizes mechanisms and contextual conditions that determine successful adaptation of S&OP to integration, resilience, and AI challenges.
Key Points
- Integration is multi‑dimensional and situational:
- Integration in S&OP is achieved through coordination, collaboration, and alignment, but the required mix varies by subprocess and planning situation. A one‑size‑fits‑all S&OP design is insufficient.
- The thesis proposes a subprocess‑level integration framework and an integration maturity model (showing different requirements during routine vs. disrupted states).
- Resilience arises from process configuration and temporary planning:
- Organizational resilience during supply‑chain disruptions emerges from the interaction of routine SCP (including S&OP and S&OE) and temporary SCP processes that are activated in disruptive states.
- The research identifies practices and transition capabilities that allow organizations to shift from routine to disruption‑mode planning (e.g., faster decision loops, ad‑hoc cross‑functional teams, reallocation of decision rights).
- AI enables but requires careful implementation:
- AI can augment many S&OP activities (forecasting, scenario simulation, decision support, automated recommendations), but benefits depend on data quality, model transparency, human trust, governance, and organizational capabilities.
- The thesis conceptualizes “AI‑enabled S&OP” and uses a Context–Intervention–Mechanism–Outcome (CIMO) lens to explain when AI implementations succeed (mechanisms such as automation of routine tasks, improved decision speed/quality, and augmented human judgment) and what organizational conditions (HOT: Human, Organization, Technology) are required.
- Common barriers: poor data, lack of integration across systems, low user trust, skills gaps, and misaligned incentives.
- Practical synthesis:
- The studies combine to produce actionable guidance for designing, adapting, and improving S&OP processes so they remain effective under varying contexts (normal operations, disruption, and digital transformation).
Data & Methods
- Overall approach: Qualitative multiple case‑study research across three empirical studies that together underpin five appended papers (I–V). The thesis uses comparative case analysis to develop theory and practical guidance.
- Empirical material: In‑depth case studies of multiple industrial firms (several organizations across sectors), drawing on interviews, internal documents, observations, and archival data. (Specific firm identities and detailed case counts are reported in the thesis’ methodology section and appended papers.)
- Analytical techniques:
- Thematic and cross‑case coding to identify patterns across subprocesses, resilience practices, and AI implementations.
- Process tracing of transitions between routine and disruptive planning modes.
- CIMO‑based synthesis to map contextual conditions to interventions (AI and process changes), the mechanisms they trigger, and observed outcomes.
- Outputs: Conceptual frameworks and maturity models (integration maturity; transition capabilities), typologies of temporary SCP processes, and a CIMO‑driven research agenda for AI in S&OP. Several papers were presented at relevant conferences and are under journal review or in preparation.
Implications for AI Economics
- Productivity and task‑level complementarity
- AI in S&OP is likely to raise productivity mainly through task‑level augmentation (forecasting accuracy, scenario evaluation, faster decision cycles) rather than wholesale replacement of planners. Economists should model complementarity between AI tools and human judgment when estimating productivity gains.
- Heterogeneous firm gains and inequality
- Benefits are contingent on firms’ data quality, integration maturity, and human capital (HOT capabilities). This implies heterogeneous returns to AI adoption across firms—firms with superior data and organizational readiness will capture disproportionate gains, potentially widening productivity and market share gaps.
- Labor effects and skill upgrading
- Planners’ roles will shift toward overseeing models, handling exceptions, strategic decision making, and cross‑functional coordination. Labor demand is likely to shift from routine forecasting tasks toward roles requiring judgment, interpretation, and governance—implying upskilling rather than pure job loss in many contexts.
- Adoption barriers and economic frictions
- Non‑technical frictions (trust, governance, incentives, coordination costs) can delay or blunt the economic returns from AI. Economic analyses should account for adoption lags and organizational adjustment costs when estimating aggregate impacts.
- Impact on resilience and systemic risk
- AI may both strengthen and weaken resilience: it can improve early detection, scenario planning, and responsiveness, but over‑reliance on models, shared data biases, or simultaneous automated responses across firms could produce systemic vulnerabilities. Macroeconomic and network models should incorporate these second‑order effects.
- Market structure and investment dynamics
- Firms may invest more in data infrastructure, integration platforms, and AI governance—raising fixed costs and potentially increasing scale advantages. This dynamic is relevant for studies of concentration, market entry, and competitive advantage.
- Research opportunities and empirical strategies for economists
- Causal evaluation: Use staggered rollouts, difference‑in‑differences, synthetic controls, or instrumental variables around AI tool deployments in S&OP to estimate productivity and resilience effects.
- Microdata: Combine firm‑level S&OP adoption indicators with transaction, inventory, and performance metrics to estimate effects on service levels, working capital, stockouts, and lead times.
- Structural/behavioral models: Quantify how AI changes planners’ decision policies and the value of information-sharing in contracting settings.
- Network/aggregate effects: Study spillovers and systemic risk by modeling correlated AI adoption across suppliers/customers and its effect on supply‑chain fragility.
- Policy and governance considerations
- Regulators and firm managers should consider standards for explainability, model validation, and data sharing to ensure robust, equitable benefits from AI in supply chains. Economic policy questions include supporting upskilling, managing concentration risks, and addressing systemic resilience.
Suggested immediate empirical questions for AI economists: - What is the causal impact of AI adoption in S&OP on firm‑level inventory days, service levels, and sales volatility? - How do returns to AI investment vary with pre‑existing IT integration and organizational maturity? - Does AI deployment in planning reduce the cost of responding to disruptions, and under what conditions does it increase systemic fragility?
Summary This thesis provides a detailed, empirically grounded perspective showing S&OP must be designed contingently across subprocesses, that resilience emerges from coordinated routine and temporary planning, and that AI is a powerful but context‑dependent augmenting technology. For AI economists, the work highlights rich empirical variation and a set of concrete mechanisms and contextual moderators (data, governance, skills) to test when estimating AI’s micro and macroeconomic effects in supply chains.
Assessment
Claims (11)
| Claim | Direction | Outcome | Confidence & Evidence | Details |
|---|---|---|---|---|
| Sales and Operations Planning (S&OP) is a cross-functional tactical supply-chain-planning process intended to combine different functional plans into one unified plan over an approximately 3–24-month planning horizon. Organizational Efficiency | positive | Integration and coordination of functional plans |
Reading fidelity
high
Study strength
medium
|
not reported
|
| Balancing demand and supply across organizational functions is challenging because functions pursue different objectives and use different decision criteria. Organizational Efficiency | negative | Ability to balance demand and supply across functions |
Reading fidelity
high
Study strength
medium
|
not reported
|
| Establishing an S&OP process does not by itself guarantee cross-functional integration. Organizational Efficiency | negative | Cross-functional integration |
Reading fidelity
high
Study strength
medium
|
not reported
|
| Technology alone cannot resolve the integration problem because structural, cultural, and relational changes are also required. Organizational Efficiency | negative | Cross-functional integration |
Reading fidelity
high
Study strength
medium
|
not reported
|
| The disruptions beginning in 2020 increased pressure on organizations to develop supply-chain resilience and maintain operations despite disruption. Organizational Efficiency | positive | Organizational ability to continue operations during supply-chain disruptions |
Reading fidelity
high
Study strength
medium
|
not reported
|
| AI is being used or considered in supply-chain planning for forecasting, scenario simulation, and complex decision-making, with the potential to improve supply-chain performance and competitiveness. Firm Productivity | positive | Supply-chain performance and competitiveness |
Reading fidelity
high
Study strength
low
|
not reported
|
| The first study finds that integration requirements differ across S&OP subprocesses and planning situations, indicating that a one-size-fits-all approach to S&OP is insufficient. Organizational Efficiency | mixed | Integration requirements across S&OP subprocesses |
Reading fidelity
high
Study strength
medium
|
not reported
|
| Routine and temporary supply-chain-planning processes interact to help organizations build resilience during supply-chain disruptions. Organizational Efficiency | positive | Organizational resilience during supply-chain disruptions |
Reading fidelity
high
Study strength
medium
|
not reported
|
| Organizations need to transition from routine planning to disruptive-state planning in order to respond to supply-chain disruptions. Organizational Efficiency | positive | Responsiveness to supply-chain disruptions |
Reading fidelity
high
Study strength
medium
|
not reported
|
| Successful AI implementation in S&OP depends on contextual conditions and mechanisms, and implementation involves both opportunities and barriers. Organizational Efficiency | mixed | Effectiveness of AI implementation in S&OP |
Reading fidelity
high
Study strength
low
|
not reported
|
| S&OP is a dynamic process that accommodates integration, resilience, and AI-related challenges and evolves in response to remain relevant and useful to the organization. Organizational Efficiency | positive | Sustained organizational performance and continued usefulness of the S&OP process |
Reading fidelity
high
Study strength
medium
|
not reported
|