WOJCIECH ZALEWSKI

Dr. WOJCIECH ZALEWSKI

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Research Focus & Metrics

Academic Career Length

9Years (2018-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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2 December 2021 in Transportation
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MOMagdalena Osińska
Magdalena Osińska
WZWOJCIECH ZALEWSKI
WOJCIECH ZALEWSKI
The research aims to examine the vulnerability and resilience of road transport enterprises in Poland to a crisis caused by the COVID-19 pandemic. In theory, we refer to the Schumpeterian perspective of creative destruction. In the empirical analysis, survey data on 500 transport companies randomly selected from the database were used. We estimated partial proportional odds models to show the factors responsible for the enterprises' vulnerability and resilience to unforeseen shock. The perspective refers to the total sample size and the division into two subgroups: micro and small and medium enterprises. To justify the results, we calculated a set of statistical indicators and tests. These models enable separating enterprises according to the vulnerability level. Transport enterprises occurred significantly vulnerable to the COVID-19 crisis, particularly the demand shock. The only factor that influenced resilience was the decrease in fuel prices, which allowed a cost reduction. The crisis showed that government aid was helpful in the short run, particularly for micro and small enterprises. The medium-sized enterprises were more resilient than micro and small ones. We formulated several recommendations to help transport enterprises to adjust in the medium term.

1 April 2020 in EUROPEAN RESEARCH STUDIES JOURNAL
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MOMagdalena Osińska
Magdalena Osińska
WZWOJCIECH ZALEWSKI
WOJCIECH ZALEWSKI
Purpose: The aim of this study is to evaluate the scope of using telematics systems based on GPS/GPRS in the road transport as well as to identify determinants of applying telematics tools to increase the quality in the supply chain. Design/Methodology/Approach: The contribution is based on a review of literature, preparing of a questionnaire-based survey directed to road transport companies and estimating logit models. Findings: It is submitted that there is an observable trend of extending telematics in the road transport. The following variables increase the probability of using telematics systems for punctuality checking in supply chains such as the number of employed persons, importance of telematics for getting new orders, managers' viewpoints that telematics increases the quality of order processing and forecasting punctuality of loadings as well as speeds up decision-making processes. Practical Implications: Application of IT solutions including telematics in road transport is growing continuously. However, the awareness of managers about possible areas of applying them is still unsatisfactory. The paper reveals the determinants of application telematics in supply chain, which can be used to motivate and train managers to extend its scope in practice. Originality/Value: The study is based on primary data from road transport companies and related to the scope of application of telematics systems in operational management. A logit model is applied to evaluate the determinants of using IT systems in the road transport industry. It may be useful for practitioners and analytics of transport industry to broaden applications of IT solutions.

22 June 2021 in Entropy
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MFMarcin Fałdziński
Marcin Fałdziński
MOMagdalena Osińska
Magdalena Osińska
WZWOJCIECH ZALEWSKI
WOJCIECH ZALEWSKI
This paper uses the Extreme Value Theory (EVT) to model the rare events that appear as delivery delays in road transport. Transport delivery delays occur stochastically. Therefore, modeling such events should be done using appropriate tools due to the economic consequences of these extreme events. Additionally, we provide the estimates of the extremal index and the return level with the confidence interval to describe the clustering behavior of rare events in deliveries. The Generalized Extreme Value Distribution (GEV) parameters are estimated using the maximum likelihood method and the penalized maximum likelihood method for better small-sample properties. The findings demonstrate the advantages of EVT-based prediction and its readiness for application.

15 June 2020 in Journal of Positive Management
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WZWOJCIECH ZALEWSKI
WOJCIECH ZALEWSKI
Telematics systems in road transport

1 March 2023 in Transport Problems
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Journal Article
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WZWOJCIECH ZALEWSKI
WOJCIECH ZALEWSKI
MOMagdalena Osińska
Magdalena Osińska
MŻMirosława ŻUREK
Mirosława ŻUREK
We present a novel study concerning the attitudes of road transport enterprises towards a broad application of telematics in operational management in road transportation. The study aims to assess telematics application in road transport and its changes over time while showing the factors most likely to determine the systems’ use. Unobserved categories defined in the technology acceptance model (TAM) are adjusted to measure perceived usefulness, perceived ease of use, and attitudes toward using telematics systems by road transport managers. The study is based on 323 transport enterprises analyzed in two waves in 2020 and 2021. The use of two different time points is motivated by an observed increase in the digitalization of transport documents caused by the COVID-19 pandemic. The empirical findings support the TAM’s usefulness in evaluating IT in transport business management. The findings also reveal that the significantly increased telematics use in 2020 was observed while it was endured. The results are checked for robustness and used for simulations. The study compares managers’ behaviors over time and simulates the effect of individual (observed) variables on unobserved TAM categories.

31 December 2018 in Przegląd Organizacji
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WZWOJCIECH ZALEWSKI
WOJCIECH ZALEWSKI
Metoda analizy kosztów oparta na rachunku kosztów działań jest rozwiązaniem znanym i doczekała się wielu wdrożeń w różnych branżach, jednak tylko nieliczne przedsiębiorstwa realizujące transport drogowy zdecydowały się na jej wdrożenie. Celem badania przedstawionego w artykule była analiza ocena efektywności zarządzania przedsiębiorstwem transportu drogowego po wdrożeniu rachunku kosztów działań. W pracy posłużono się analizą przypadku i przeprowadzono analizę porównawczą efektów działalności przedsiębiorstwa przed i po wdrożeniu zarówno rachunku kosztów działań, jak i odpowiadającego mu systemu informatycznego. Zaproponowano zestaw wskaźników, które opisują efektywność ekonomiczną zadań transportowych rejestrowanych w systemie informatycznym a także oceniono zmiany finansowe i instytucjonalno-organizacyjne w przedsiębiorstwie.