A decent budgetary portfolio is nothing more, and nothing less, than an accumulation of advantages that develop in quality and produce abundance money for the financial specialist to spend or reinvest. Markowitz (1959) is one of the pioneers of present day portfolio hypothesis. Generally, the...

This paper studies how institutional characteristics of Specified Purpose Acquisition Companies (SPACs) are related to their post-merger survival. SPACs are unique financial firms that conduct the IPO with the solely purpose to use the proceeds to acquire another private company. Paper finds...

This paper analyses the informational role of the trading activity when jumps occur in the US Treasury market. As jumps mark the arrival of new information to the market, we explore the contribution of jumps in reducing the informational asymmetry. We identify jumps using a combination of jump...

In this study, we examine characteristics of Specified Purpose Acquisition Companies (SPACs) used as a financing tool for companies from China in period 2004-2011. We offer the evidence that, similarly to evidence from studies on reverse mergers focusing on China, SPACs that focus on China are...

According to theoretical models of valuing risky corporate securities, risk of default is primary component in overall yield spread. However, sizable empirical literature considers it otherwise by giving more importance to non-default risk factors. Current study empirically attempts to provide...

Specified Purpose Acquisition Companies (SPACs) are a special type of public companies currently available to investors in financial markets. As an investment vehicle, modern SPACs are traced back to 18-th century England where blank checks were first mentioned as blind pools during the infamous...

In this paper the stop-waiting strategy of Franz Bruss is set into a simple probabilistic framework and applied to the apple share prices from 1984 to 2013. Within the probabilistic framework a heuristic and a mathematical decision rule using the $\Psi$ function is developed. The results are in...

This paper is an evaluation of long-term cumulative returns (CAR's) based on Twitter broadcasts by highly influential market agents. We look at the information content of Elon Musk, CEO of SpaceX, Tesla and Twitter Inc. and the former US President Donald Trump. The principal objectives of this...

Where is the most likely position for the last success in n events, if each event has the same probability Pr(A)? What is the probability for the last success? This situation assumes returning successes which is different to the stop waiting problem where a single best event is assumed. We set...

We investigate, by mean of a lab experiment, a market inspired by two strands of literature on one hand we have herd behaviour in non-market situations, and on the other hand aggregation of private information in markets. The former suggests that socially undesirable herd behaviour may result...