Targeted advertising as a signal

This study presents a signaling model of advertising for horizontally differentiated products. The central ingredients of the model are two important characteristics of advertising—targeting, and noisy information content. The theory yields interesting results about the informational role of targeted advertising, and its consequences. First, targeting can itself serve as a signal on product attributes. Second, the effectiveness of targeting depends not only on firms knowing consumer preferences, but on consumers knowing that firms know this. This creates a distinction between strategies of targeting and personalization. Third, the effectiveness of targeting in equilibrium may (far) exceed the information contained directly in the targeted message. Fourth, information content is not, however, superfluous. Specifically, when ads contain no information, a targeting equilibrium does not exist. Together, these results reveal how advertising conveys information both through the content of the message and the firm’s choice of advertising medium. Furthermore, the model is robust to the various critiques of prior work on ads-as-signals: namely, that ad content is irrelevant, ad exposure is unnecessary, and the choice of ads as signals is inherently arbitrary.

Challenges and opportunities in high-dimensional choice data analyses

Modern businesses routinely capture data on millions of observations across subjects, brand SKUs, time periods, predictor variables, and store locations, thereby generating massive high-dimensional datasets. For example, Netflix has choice data on billions of movies selected, user ratings, and geodemographic characteristics. Similar datasets emerge in retailing with potential use of RFIDs, online auctions (e.g., eBay), social networking sites (e.g., mySpace), product reviews (e.g., ePinion), customer relationship marketing, internet commerce, and mobile marketing. We envision massive databases as four-way VAST matrix arrays of Variables?×?Alternatives?×?Subjects?×?Time where at least one dimension is very large. Predictive choice modeling of such massive databases poses novel computational and modeling issues, and the negligence of academic research to address them will result in a disconnect from the marketing practice and an impoverishment of marketing theory. To address these issues, we discuss and identify the challenges and opportunities for both practicing and academic marketers. Thus, we offer an impetus for advancing research in this nascent area and fostering collaboration across scientific disciplines to improve the practice of marketing in information-rich environment.     

Material weakness disclosures and restatement announcements: The joint and order effects

We examine differences in stock price, option volatility, and litigation reactions to restatement announcements that are associated with a material weakness (MW) disclosure. Contrasted with restatements that are not associated with any MW disclosure, our analyses reveal that firms that announce both a restatement and an associated MW experience significantly more negative market returns, greater implied volatility, and higher likelihood of class action lawsuits. Separating the restatements into timely reporters, where the MW precedes the restatement, and non‐timely reporters, where the MW is concurrent with or follows the restatement, we find that timely reporters experience more negative returns at the time of the restatement, relative to non‐timely reporters, suggesting that investors perceive the early MW disclosure to signal more pervasive control‐related problems. Interestingly, we find that timely and non‐timely reporters are equally likely to be sued, consistent with the argument that wrongdoing (through either a timely or non‐timely MW disclosure) provides stronger grounds for establishing scienter. However, timely reporters appear to secure more favorable litigation outcomes: they face higher likelihood of lawsuit dismissals and pay much lower settlements, compared to non‐timely reporters. Overall, our evidence provides new insights into how market participants incorporate information about internal control weaknesses into their perceptions regarding the economic implications of financial restatements, and financial reporting quality.     

Deficit spending,money, and inflation: Some international empirical evidence

An attempt is made, in this study, to examine the monetarist propositions regarding the effects of budget deficits on money growth and inflation for ten industrialized countries. To this end, a two-equation econometric model consisting of the money supply growth and inflation equations has been specified and estimated. Based on the results, it is concluded that, in general, the government budget deficit is not a determinant of money supply growth or of inflation (directly or indirectly). The U.S. is an exception with some statistical evidence of direct and indirect effects of the budget deficit on inflation.     

Asset divestiture following horizontal acquisitions: a dynamic view

Business acquisition, resource redeployment, and asset divestiture are elements of a dynamic process in which firms change their businesses by recombining internal and external resources. Analyzing 253 horizontal acquisitions, we show that post‐acquisition resource redeployment leads to asset divestiture from the business that receives the redeployed resources, but not from the business that contributes the new resources. Consistent with scale economies rationales, we find that strategic similarity also leads to greater asset divestiture from the target firms. Many theoretical perspectives are skeptical about the positive rationale for acquisitions and many of these believe that asset divestiture is evidence of acquisition failure. Our arguments and analysis help refine the accepted wisdom. In particular, the pattern of resource redeployment and asset divestiture in our analysis suggests that acquisitions provide a means of reconfiguring the structure of resources within firms and that asset divestiture is a logical consequence of this reconfiguration process. Copyright © 2001 John Wiley & Sons, Ltd.     

Specialist: The firm or the individual?: Empirical evidence from the options markets

This paper investigates the role of the individual specialist vis-à-vis that of the specialist firm on the quality of markets. While previous studies have not denied the importance of the individual, they have focused exclusively on the performance of the specialist firm. This study is the first empirical test of the specialist as an individual and his influence on market quality. By implication, it tests whether the firm is the appropriate level of analysis. Within specialist firms, we find significant differences in quoting behavior while the evidence on execution quality is mixed. Some firms are able to design an effective mechanism that enforces uniformity in goals of the members of the firm. Considering that exchanges are unable to impose such uniform performance, these firms appear to have better incentive or penalty systems in place. However, the existence of other firms where significant differences in execution quality exist, presents a challenge to policy makers, as differences in execution quality within a firm indicate that the disclosure of market quality needs to be at the post-level, not just at the firm level.     

Toward a unified theory of consumer acceptance technology

In the last few decades, scholars and practitioners have increasingly tried to understand the factors that influence technology acceptance. Theories and models developed by scholars have tended to focus on the role of cognition and have rarely included affect. The few studies that have incorporated affect have tended to measure a single emotion rather than modeling it comprehensively. This research addresses that inadequacy in our understanding of technology adoption by merging two previously unrelated models: TAM (the Technology Acceptance Model) and PAD (the Pleasure, Arousal, and Dominance paradigm of affect). This study also examines an enhanced view of cognition. The product of this unified theoretical framework is referred to as the Consumer Acceptance of Technology (CAT) model. The results of a test using structural equation modeling provide empirical support for the model. Overall, the CAT model explains over 50% of the variance in consumer adoption intentions, a considerable increase compared to TAM. These findings suggest that substantial improvement in the prediction of technology adoption decisions is possible by use of this model with its integration of affect and cognition. © 2007 Wiley Periodicals, Inc.     

Debate on Karen Bakker's Privatizing Water

In this IJURR debate, three critical urban scholars (Vinay Gidwani, Alana Boland and Roger Keil) and one water scholar (Farhana Sultana), who have done field research in different parts of the world, discuss and analyze different aspects of Karen Bakker's contributions to the question of water access in urban areas of the global South. Karen Bakker has the final word.