Summary This chapter examines a wide array of positive expectancy trend-following and mean reversion trading models. It emphasizes on models that enjoy low risk and high reward and are in the direction of the longer-term trend. Rule-based models such as mechanical trading systems tend to focus ...
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In such a case, managers would bear not only low trading risk from insider purchases but also low disclosure risk from nonfinancial disclosures. Therefore, managers might be inclined to make bad-news PBE disclosures selectively before purchasing shares. On the other hand, I also allow for the ...
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The non-profit OpenAI will still exist on its own and have a minority stake in the for-profit company. CEO Sam Altman will also receive an equity position in the new for-profit OpenAI. The company is planning to make this transition in 2025. OpenAI completed a new round of funding ...
Penney was clearly in need of rejuvenation. Revenues had dropped from $19.9 billion in 2006 to $17.2 billion in 2011, taking the stock price along with it. Rather than resist Ackman, a brash, aggressively charming billionaire who likes to make huge bets on big companies and doesn’t hesitate...
I How Algo Trading Is Changing the Landscape: Algorithmic Trading Is Essentially about Market Timing and Rotation, Moving Money to Optimize Its Effectiveness, No Matter the Strategy. This First of Two Articles Provides a Detailed Look at Algorithmic Trading...
In the paradigm of RL, samples of state-action sequences (trajectories) are required in order to learn how to control the robot and maximize the reward. In model-based RL, the samples are used to learn a dynamics model of the environment, which in turn is used in a planning or optimal...
However, as the legal disputes began to draw to a close in 2024, XRP welcomed a long-awaited turnaround. In 2023 and 2024, New York Federal Judge Analisa Torres made rulings that brought significant breakthroughs for Ripple. She determined that Ripple's sale of XRP to retail investors did...
The literature of the economics of discrimination was pioneered by the seminal work of Becker (1957). In the setting envisaged, employers hold a taste for discrimination, such that working with members of a particular group imposes a cost on them, and hence these workers have to compensate the...