covering other firms is not associated with greater price efficiency. Collectively, our results are consistent with monitoring …

A firm's marketing efficiency, the ability to optimally deploy and integrate different marketing inputs to achieve high … sales revenue at low cost, is persistent. High marketing efficiency predicts better future operating performance and stock … returns, especially in competitive industries. A marketing efficiency-based long-short portfolio strategy earns an average …

impact on information efficiency. We construct two meme stock indices based on stocks whose purchase the Robinhood app … restricted during the GameStop episode. We provide evidence of meme stock market efficiency. Our results indicate, perhaps … efficiency …

efficiency, which refers to price informativeness about fundamental values. The results show that market making trading firms on … exchanges are more likely to operate as SIs. Using high-frequency measures of price efficiency, I find evidence that the trading … efficiency is driven by those SIs with the highest level of market making activities on exchanges. Understanding the impact of …

This article examines the pricing efficiency of Bitcoin Investment Trust. We investigate the deviation between prices …

The efficiency of the corporate bond market is not well understood. Although many of the factors used to analyze stock … market efficiency translate with some adjustments to corporate bond markets, the cause-effect factor is not intuitive and can … be a source of significant confusion. In this manuscript we analyze bond market efficiency in the context of a recent …