Are high-tech start-ups leaving established firms behind? Jesper Sorenson and Toby Stuart examine the effect of aging on organizational innovation.


IN THE HIGH-TECH ARENA, new start-ups are bursting on the scene every day. Burgeoning with ideas, these companies are surging ahead in the software and telecommunications industries, leaving older, established firms behind. These days, it often seems that the newest innovations are generated by the youngest companies, while aging organizations are doomed to obsolescence. But is it really so? What is the true effect of aging on organizational innovation? Jesper B. Sørensen, assistant professor of strategy, and Toby E. Stuart, associate professor of organizations and strategy, tackle the topic and offer insights for established firms and start-ups alike.

I n recent years, the business press and mainstream media have been filled with stories of revolutionary changes associated with Internet technologies and other new communications media. Both investor and analyst enthusiasm have focused on the proliferation of new ideas and technologies pioneered by high-technology start-ups, the vast increase in the availability of venture capital devoted to technology-based entrepreneurship, and the aggressive valuations of e-commerce start-ups. The rash of successful high-technology start-ups–including the 68 software and telecom companies that have had IPOs in the first half of 1999–have led many to believe that new ventures are at a distinct advantage when it comes to leading technological innovation, while older, established firms are doomed to eventual irrelevance.

This is an intriguing hypothesis. Yet, before we trumpet the virtues of young firms, it is worth considering some caveats. Consider patenting activity as a measure of a firm’s technical prowess. The companies that patent most prolifically are the same companies that are accused of being hopelessly out of touch. For example, in 1997 the top 10 patent holders in the United States, in addition to the U.S. government, were IBM, Canon, NEC, Motorola, Fujitsu, Hitachi, Mitsubishi, Toshiba, and Sony. These are hardly newcomers; on the contrary, they are large, experienced high-technology firms.

Little research has examined carefully how organizational aging affects innovation processes within firms. Yet, in an increasingly knowledge-based economy, pinpointing the factors that shape a firm’s ability to produce influential ideas and innovations is central to understanding industry dynamics and to managing high-technology firms. In addition, knowledge of the relationship between organizational aging and innovation will improve our understanding of the dynamics of technological leadership. Our research helps untangle this complex relationship.

Contradictory consequences
We believe aging has two seemingly contradictory consequences for organizational innovation. First, we suspect that the accrual of experience at older firms helps refine and improve established organizational routines. The upshot of such experience-dependent enhancements is that older firms innovate at a greater rate.

Simultaneously, however, the difficulties of keeping pace with incessant external developments often cause older firms’ innovative activities to become increasingly farther from the leading edge of technology. As a result, the technological advances produced by older firms may be less relevant, reflecting the obsolescence of organizational know-how as firms age in rapidly evolving environments.

These seemingly contradictory outcomes reflect inherent trade-offs in organizational learning and innovation processes. Our analyses of patenting by firms in the biotechnology and semiconductor industries support these arguments.

Aging and organizational innovation
We argue that innovation at the firm level is governed by established organizational practices that are updated in response to external feedback. A firm’s ability to generate innovations successfully depends on two factors: how well it can refine and coordinate its routines (we call this organizational competence) and the extent to which those routines are well suited to the current technological environment (we label this environmental fit). A firm with relevant ideas (high environmental fit) may nonetheless have difficulty generating significant technical advances if it is hampered by ineffective coordination or excessive bureaucracy (low competence). Conversely, a firm with a high level of internal efficiency may nevertheless encounter difficulty if it fails to produce what its customers demand.

Aging and innovative competence
A number of scholars have argued that aging leads to decreases in a company’s efficiency and hence to a decline in organizational competence. The fear is that as firms grow older and larger, decision making becomes increasingly bureaucratic, decisions are shaped by political coalitions, and debates are framed by outmoded, incorrect assumptions about customer desires, competitor behavior, and industry structure. Such factors are used to explain why so many established companies have difficulty adapting to major changes. For example, many experts point to these factors to account for the slow adoption of Internet-based business strategies by established companies.

However, there also are strong reasons why a firm’s competence might improve with age. We believe that gains from experience with the innovation process will outweigh any negative consequences of bureaucratization. Regardless of the quality and significance of their output, we argue that organizations become more adept at producing innovations as they age. Research has shown that the accumulation of knowledge in a domain enhances a firm’s ability to recognize and assimilate new advances and to convert this knowledge into further innovations. Thus, if the accumulation of knowledge is driven by research experience in a particular area, organizational competence will increase with age. We expect that organizational age will be positively associated with the rate of innovation; in particular, we believe that the patenting rates of firms will increase with age.

Aging and environmental fit
How does aging affect the fit between an organization’s internal competence and the current demands of its environment? If organizational age gauges not just the length of a firm’s operational experience but also the duration of its exposure to technological change, then the effect of aging on organization-environment fit depends on the capacity of an organization to adjust its internal routines at the pace of environmental (in this case, technological) change. Unfortunately, many firms have not been very successful in this regard. We argue that aging will be associated with a decline in organization-environment fit, particularly in industries where frequent developments in technology can require radically different knowledge and skills than those needed to succeed in the recent past.

Several studies support this claim. A substantial body of evidence suggests that the principles and practices implemented when an organization is young are likely to persist over its lifetime. This idea, known as path dependence, has been observed in decisions ranging from target markets to human resource practices. Path dependence in research and development activities of high-technology firms implies that organizations tend to search for new ideas and practices locally, meaning they look for improvements to techniques and products similar to their current ones. Most importantly, individual decision makers in the firm use their past experiences as a basis for evaluating alternative courses of action.

Also, the hiring patterns and technical skills of the organization stabilize as formal structures and routines become institutionalized. In order to preserve their privileged positions, dominant political coalitions inside the organization often ensure that it continues to focus on activities and market niches that require their expertise. Incumbent personnel also have career interests at stake if they have developed expertise specific to an organization’s previous focus, particularly if that expertise is of little value to other organizations. Similarly, the need to service existing customers often hampers an organization’s ability to perceive and pursue emerging market opportunities.

Adding to these conservative tendencies, firms also are less likely to change their basic routines as they age because their performance in a specific area improves as they gain more experience. The better a company executes its strategy, the more appealing it is to stick with the proven returns of an existing course of action, and the less appealing it is to choose the unproven route.

Finally, as organizations age they may fall victim to technological lockout.When firms lack detailed knowledge of a rapidly evolving
technological area, they are poorly equipped to assimilate and exploit new information and opportunities in that domain. Even if such opportunities are recognized, insufficient background knowledge impedes the firm’s ability to capitalize on new developments. It is very difficult for a newcomer to play catch-up in an established area of technology. This means that new areas of technol-ogy are often dominated by the firms that enter those areas when or shortly after they are pioneered.

It is important to note that inertial tendencies and path dependencies can be observed even in some of the most admired high-technology companies. One example is Intel and their production of DRAM (dynamic random access memory) chips. Even though the company had lost all but a minuscule share of the market by the early 1980s, executives were reluctant to walk away from large investments in fabrication facilities, a self-perception of the com-pany as a memory company, and a desire not to abandon some of its existing customers. The company also had to contend with the resistance of a number of executives and technologists who worked in memories. All these path dependencies prevented the company from implementing the exit decision for several years after it should have been made.

Several hypotheses can be drawn on how age affects the quality and nature of firms’ innovations. First, we anticipate that older firms are more likely to exploit their established innovative domains rather than move into new fields. Second, because of inertial forces, older firms are likely to build on their previous innovations. They also are less likely to incorporate the technological advances of other firms into their activity, effectively ceding the development of newer and potentially more influential areas of technology to upstart organizations. The cumulative effects of these three outcomes lead to a final consequence: In the broader industrial community, the innovations of older firms will be less influential on subsequent technology development than those of their younger counterparts.

Analysis supports predictions
We tested our ideas using large samples of firms from two different high technology areas: semiconductors and biotechnology. There are many differences in the underlying technologies in these two businesses, in the types of firms that populate them, in their market dynamics, and in the maturity levels of the technology. Rather than focus on a single industry, we collected data on these two diverse contexts on the premise that consistent findings across the two domains will provide strong support for the theory.

To measure innovative activities, we gathered data on all U.S. biotechnology and semiconductor patents assigned to the firms in each of our industry samples as well as all patents that were cited by or subsequently cited those patents. To determine if older organizations produce more innovations, we modeled the rate of patenting as a function of firm age and other organizational characteristics, including firm size. Consistent with our predictions, the results of our statistical analyses show that older firms innovate at a higher rate. This supports the claim that as firms age, they gradually refine the organizational routines and competencies that underlie the production of innovations. In the semiconductor industry, a one-year increase in firm age leads to a 3 percent increase in the patent rate; in biotechnology, the corresponding increase is 2 percent.

Our remaining analyses show that the fit between an organization’s innovations and environmental demands appears to decline as firms age; thus, our second prediction holds that age increases the likelihood that firms will innovate in familiar technological areas. For this analysis, we determined if the new patents issued to a firm are in the same technical areas as its previous patents. The results show that as semiconductor firms age, they are more likely to build upon prior areas of activity than to branch into new technological domains. The pattern is most striking in the biotechnology sample–as the age of biotechnology firms increases, their propensity to generate patents based on their own prior innovations increases dramatically.

We further hypothesized that because of increasing obsolescence due to aging, firms would not capitalize on the most current technological developments. The extent to which firms have incorporated recent technological developments into their innovations can be measured by looking at the vintages of the technologies they have employed. In both the semiconductor and biotechnology industries, older firms proved more likely to be working in older market niches. This further reinforces the claim that as firms grow older, their innovation-related activities run the risk of becoming increasingly dated.

Finally, we argued that older firms are likely to produce innovations that have a lesser impact on their technological communities than those of young firms. This would manifest itself in a lower likelihood that the innovations produced by older firms will be adopted by the other enterprises working in the same area as those organizations. Our empirical analysis offered only partial support for this prediction: It held true for semiconductor firms but was not supported in the biotechnology sample.

Our study produced strong evidence that the competence to produce new innovations–or at least patents–appears to improve with age. However, these gains in organizational competence come at a price: an increasing divergence between organizational competence and current environmental demands. The data analysis provided compelling support for our argument that age negatively affects the fit between organizational competence and environmental demands. Considered together, the evidence suggests the existence of an obsolescence process in which the innovative activity of firms lags increasingly behind the current state-of-the-art as they age.

Uncovering basic truths

The idea that organizations improve their routines just as they lose touch with environmental demands may seem paradoxical. Yet, this idea reflects some basic truths about the ways in which organizations learn, from their own experience and from the world around them. Firms are concerned with improving the efficiency of their internal processes, yet gains in efficiency are achieved by making simplifying assumptions about how the world works. Typically, such assumptions are formulated early in a firm’s lifetime and reflect the prevailing conditions at the time of the firm’s founding.

As the technological environment changes, a firm must update its understandings and develop more appropriate routines. Yet there are many reasons for organizations to be biased toward incremental improvements in existing routines, rather than abrupt, radical changes in organizational processes. A growing number of empirical studies have shown that introducing significant changes in organizational routines is risky, as change upsets existing balances of power and patterns of interaction between the units of the firm and can degrade performance. Without compelling evidence of the inferiority of existing routines, firms are unlikely to substantially modify seemingly successful procedures. Rather, changes in the blueprints for behavior will tend to be incremental.

Our results, therefore, point to one reason why periods of rapid technological change are often associated with the emergence of new organizations and the failure of many established firms. In these times, the increasing gap between older organizations’ innovative capabilities and the technological frontier creates opportunities for new firms whose internal routines are better aligned with the current state of technology. In fact, we believe that the inability of established firms to adopt and incorporate major technological changes is one of the most important factors giving rise to bursts of high-technology entrepreneurship.

The inertial forces operating on existing firms is one of the reasons why start-ups–which, relatively speaking, lack operating experience, capital, reputations, brand names, customers, and economies of scale–are nevertheless able to create new market niches and compete against older and larger firms. We are quick to point out, however, that the demise of older firms in the face of competition from young start-ups is far from guaranteed, in large part because older firms often occupy stronger competitive positions and benefit from many competitive advantages compared to new entrants.

Details of this research can be found in Jesper B. Sørensen and Toby E. Stuart’s paper, “Aging, Obsolescence, and Organizational Innovation,” which can be downloaded from Stuart’s Web site at www.gsb.uchicago. edu/fac/toby.stuart/research/.

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