Showing 1 - 10 of 1,159
a scaling Gaussian Markov process with H≠1/2 over a finite time interval. We conclude that both Hurst exponents and one …
Persistent link: https://www.econbiz.de/10015220930
We examine the accuracy of survey-based expectations of the Chilean exchange rate relative to the US dollar. Our out-of-sample analysis reveals that survey-based forecasts outperform the Driftless Random Walk (DRW) in terms of Mean Squared Prediction Error at several forecasting horizons. This...
Persistent link: https://www.econbiz.de/10015262273
In this paper, we show that traditional comparisons of Mean Squared Prediction Error (MSPE) between two competing forecasts may be highly controversial. This is so because when some specific conditions of efficiency are not met, the forecast displaying the lowest MSPE will also display the...
Persistent link: https://www.econbiz.de/10015241474
Business's accelerated globalization has weakened regulatory capacity of the law and scholars have been paid attention to fraud detection in recent years. In this study, we introduced Random Forest (RF) for financial fraud technique detection and detailed features selection, variables’...
Persistent link: https://www.econbiz.de/10015248257
fractal power laws and scaling will be explained. The main part focuses on the estimation of the tail index as a scaling …
Persistent link: https://www.econbiz.de/10009467109
The study presents a review of existing research on bank profitability determinants in Africa. Using the literature review methodology, it was found that bank profitability determinants differ across countries in all regions of Africa. Some suggested areas for future research are to explore the...
Persistent link: https://www.econbiz.de/10015213390
We examine the impact of financial inclusion of Sub-Saharan Africa (SSA) small and medium-sized enterprises (SMEs) on financial stability. Results show that financial inclusion of SMEs negatively affects stability in SSA countries, and the negative link is even stronger as levels of financial...
Persistent link: https://www.econbiz.de/10015213532
We consider the randomness of market trade as the origin of price and return stochasticity. We look at time series of trade values and volumes as random variables during the averaging interval Δ and describe the dependences of market-based volatilities of price and return on the volatilities...
Persistent link: https://www.econbiz.de/10015213603
The competitiveness of financed intermediaries cannot be based exclusively on financial sustainability, i.e. the ability to create profit, but it is also necessary to acquire a transversal vision of sustainability focused on the three ESG dimensions. The paper intends to propose a reflection on...
Persistent link: https://www.econbiz.de/10015213672
This work aims to initiate a reflection on the awareness of environmental, social, and corporate governance issues, summarized in the acronym ESG (Environmental, Social, Governance), among Italian SMEs. The integration of ESG issues into business models has led to an expansion of the risk...
Persistent link: https://www.econbiz.de/10015213734