📈 economics

Adoption of International Standards and the Stability of Cross-Border Supply Chain Relationships: Firm-Level Evidence from China

Using firm-level data from Chinese manufacturers, this paper demonstrates that the adoption of international standards significantly enhances the stability of cross-border buyer-supplier relationships by improving credit quality and reducing counterparty risk, thereby shifting the economic focus of standardization from market access to the durability of global production networks.

Original authors: Chun Li, Enyi Shi, Erwang Yan

Published 2026-10-07

📖 5 min read🧠 Deep dive

CC BY 4.0

Original authors: Chun Li, Enyi Shi, Erwang Yan

Original paper licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). ✨ This is an AI-generated explanation of the paper below. It is not written or endorsed by the authors. For technical accuracy, refer to the original paper. Read full disclaimer

Global trade often feels like a vast, anonymous marketplace where goods simply flow from one port to another. In reality, however, the movement of products across borders relies on something far more fragile and personal: long-term partnerships between specific companies. A factory in one country does not just sell to a faceless buyer; it relies on a specific supplier for parts and a specific customer to buy its finished goods. These connections are not built overnight. They require years of searching, testing, and learning how to work together. Once established, these relationships become valuable assets because both sides have invested time and money into understanding each other's needs, quality standards, and delivery schedules. When a partnership breaks, it is not just a lost sale; it is the loss of a complex, working system that takes a long time to rebuild.

For decades, economists have studied how rules and regulations affect the volume of trade. They have looked at how standards—agreed-upon rules for how products are made, tested, and measured—help companies enter new markets. But a new study shifts the focus from how much trade happens to how long the relationships behind that trade last. The researchers asked a simple but profound question: does adopting international standards help keep these vital business partnerships from falling apart? The answer, drawn from a deep analysis of Chinese manufacturing, suggests that yes, these shared rules act as a kind of glue, making cross-border relationships more durable and less likely to end prematurely.

The study, conducted by researchers at Taiyuan Normal University and Shanxi University of Finance and Economics, examined data from Chinese manufacturing companies listed on the stock market between 2010 and 2024. To understand what was happening, the team combined three different types of information. First, they used a specialized database that tracks named customers and suppliers, recording exactly when these business ties began and when they ended. Second, they gathered financial data on the companies themselves to understand their health and stability. Third, they looked at national records to see when and how closely Chinese industrial standards matched up with international ones. By merging these sources, the researchers could watch how the stability of a company's foreign partnerships changed as its industry adopted more international rules.

The core of their investigation was to measure how often these foreign business links were severed. They calculated a rate of relationship termination for each company, looking at how many foreign customers or suppliers a company lost in a given year relative to how many it had. They then compared this rate against the level of international standard adoption in that company's industry. The results were clear and consistent: as an industry adopted more international standards, the rate at which its companies lost their foreign partners dropped significantly. Specifically, a substantial increase in the adoption of these standards was linked to a drop in relationship breakups that amounted to roughly 13 percent of the average annual loss rate. This finding held true even when the researchers controlled for the size of the companies, their financial health, and broader economic changes, and even when they used different methods to ensure the results were not a fluke.

The researchers also explored why this stabilizing effect occurs. One major factor appears to be trust and financial reliability. When a company follows international standards, it makes its production processes and quality controls more transparent and easier for outsiders to verify. This transparency acts as a signal of reliability. The study found that companies in industries with higher standard adoption tended to have stronger credit profiles, meaning they were less likely to face financial distress or default on payments. For a foreign partner, knowing that a supplier is financially stable and operates under clear, verifiable rules reduces the fear of sudden failure. It is less about the technical details of the product and more about the confidence that the partner will remain in business and fulfill its obligations.

However, the study also revealed that this benefit is not felt equally by everyone. The stabilizing power of international standards is strongest in industries that are less technology-intensive, where companies might not have their own sophisticated internal systems for quality control. In these sectors, adopting external rules provides a crucial framework that helps partners coordinate and trust one another. Conversely, in highly uncertain environments where external shocks like pandemics or geopolitical crises dominate, the benefits of standards diminish; no amount of shared paperwork can save a relationship if the entire supply chain is disrupted by forces beyond the companies' control. Similarly, companies that are heavily invested in specialized equipment that cannot be easily repurposed for other uses rely so much on their specific partners that the added value of general standards is smaller.

This research offers a new perspective on the role of rules in the global economy. While standards have long been viewed as a key to opening doors for new trade, this study shows they are equally important for keeping those doors open once they are inside. By reducing the friction of coordination and increasing the transparency of business practices, international standards help preserve the complex web of relationships that make global production possible. They do not just help companies find new partners; they help them keep the ones they already have, ensuring that the intricate machinery of global trade continues to run smoothly even when the world around it changes.

Technical Summary: Adoption of International Standards and the Stability of Cross-Border Supply Chain Relationships

1. Research Problem and Motivation

Global production is increasingly organized through durable, repeated buyer-supplier relationships rather than anonymous spot transactions. While existing literature extensively documents how international standards affect market access, trade volumes, and product quality, there is a significant gap in understanding how standards influence the survival and persistence of these established cross-border relationships.

The central research question is whether the adoption of international standards stabilizes existing cross-border customer-supplier links or, conversely, facilitates their termination by lowering switching costs and expanding the pool of feasible alternative partners. The authors posit that while standards reduce coordination and verification costs (potentially stabilizing ties), they also increase interoperability (potentially destabilizing ties). The net effect is treated as an empirical question.

2. Data and Methodology

Data Sources

The study utilizes a firm-year panel dataset covering Chinese listed manufacturers from 2010 to 2024. The data is constructed by merging three distinct sources:

FactSet Revere: Provides named foreign customers and suppliers, including observed start and end dates of relationships. This allows for the direct measurement of relationship termination.
CSMAR (China Stock Market & Accounting Research): Supplies firm-level financial and governance data.
National Standards Databases & ISO Sources: Used to construct a measure of the alignment between Chinese national standards and international standards, including the timing of adoption.

Variable Construction

Dependent Variable ($Break$): A normalized annual termination rate. It is calculated as the number of foreign relationships ending in year $t$ divided by the average stock of active relationships in year $t$ and $t-1$ . This normalization isolates relationship instability from simple network size.
Independent Variable ($Std$): An industry-year stock measure of international standard adoption. It aggregates the "efficiency" of alignment, defined by the correspondence score (ranging from Identical to Non-equivalent) and the time lag between the international standard's publication and its domestic adoption. Higher values indicate a more accumulated, timely, and aligned standards environment.
Mechanism Variable ( $DD$ ): The Merton distance-to-default, used to proxy credit quality and counterparty risk.

Empirical Strategy

The baseline specification employs a fixed-effects model:
$Break_{it} = \alpha_0 + \alpha_1 Std_{jt} + \alpha_2 Controls_{it} + \mu_i + \gamma_t + \epsilon_{it}$
Where $\mu_i$ represents firm fixed effects and $\gamma_t$ represents year fixed effects. Standard errors are clustered at the firm level.

To address endogeneity concerns (e.g., the possibility that industries with stable relationships are also those more likely to adopt standards), the authors employ an Instrumental Variable (IV) strategy. The instrument ( $Iv$ ) is the cumulative number of ISO technical committees and subcommittees matched to an industry via ICS codes. The identification assumption is that the historical expansion of these committees affects relationship termination primarily through the domestic adoption of international standards.

3. Key Results

Baseline Estimates

The baseline analysis reveals a statistically significant negative relationship between international standard adoption and relationship termination.

Magnitude: A one-standard-deviation increase in the standard adoption measure ($Std$) corresponds to a 0.0456 decline in the termination rate ($Break$). This represents approximately 13.4% of the sample mean termination rate.
Robustness: The result holds across alternative codings of standard adoption (e.g., treating "Identical" and "Equivalent" standards as equal), alternative definitions of the dependent variable (raw count of terminations), and various sample restrictions (excluding centrally administered municipalities and pandemic years 2020–2021).

Mechanism: Counterparty Risk

The study tests whether standards improve relationship stability by enhancing credit quality (reducing counterparty risk).

Finding: Greater adoption of international standards is positively associated with the Merton distance-to-default ( $DD$ ).
Interpretation: This suggests that standards act as a signaling mechanism, making production and quality-control processes more transparent and verifiable to foreign partners. This reduces perceived default risk, thereby lowering the likelihood of relationship dissolution due to financial distress or payment failures.

Heterogeneity Analysis

The stabilizing effect of standards is not uniform; it is concentrated in specific contexts:

Technology Intensity: The effect is significant in less technology-intensive manufacturing sectors but insignificant in technology-intensive sectors. This implies that standards provide greater marginal value where firms lack pre-existing internal standardization capabilities.
Environmental Uncertainty: The effect is strongest in low-uncertainty environments. In high-uncertainty settings (e.g., severe demand shocks or geopolitical disruptions), technical compatibility alone is insufficient to prevent termination.
Asset Specificity: The effect is significant for firms with low asset specificity. For firms with highly specific, non-redeployable assets, the "lock-in" effect of specialized capital appears to dominate the stabilizing influence of standards.

4. Contributions and Significance

The paper makes three primary contributions to the literature:

Extending the Economics of Standards: It shifts the focus of standardization research from market access and trade volumes to the durability of cross-border production relationships. It demonstrates that standards are not just entry tickets but also mechanisms for maintaining existing supply chain ties.
Advancing Production Network Literature: While existing work often focuses on how shocks propagate through networks or how firms replace partners, this study identifies a form of technical infrastructure (standards) that can prevent relationship dissolution in the first place.
Linking Standards to Counterparty Risk: It empirically connects standardization to credit quality and counterparty risk, identifying the specific conditions (lower technology intensity, lower uncertainty, lower asset specificity) under which standards are most effective.

5. Limitations and Cautions

The authors explicitly qualify their findings with several limitations:

Data Coverage: FactSet Revere relies on public disclosures and does not capture every transaction or relationship intensity. The termination measure reflects observed relationships, not a complete census of trade.
Measurement Level: The standard adoption variable is measured at the industry-year level, capturing the environment firms face rather than a firm-level audit of specific certifications implemented.
Causal Inference: The IV strategy relies on an exclusion restriction that cannot be directly tested; the authors view these results as complementary identification evidence rather than definitive proof of causality.
Heterogeneity: The subgroup analyses are descriptive splits rather than separate causal designs, and the proxies used (e.g., for asset specificity) are accounting-based rather than transaction-level measures.

6. Conclusion

The paper concludes that the adoption of international standards is a significant factor in the stability of global supply chains. By lowering coordination frictions, enhancing verifiability, and signaling creditworthiness, international standards help preserve the customer-supplier relationships that organize global trade. The findings suggest that the economic role of standards extends beyond facilitating market entry to sustaining the relational capital essential for complex, cross-border production networks.