Search Results - "Ratajczak, Milena"

Microlensing Optical Depth and Event Rate toward the Large Magellanic Cloud Based on 20 yr of OGLE Observations by Mróz, Przemek, Udalski, Andrzej, Szymański, Michał K., Kapusta, Mateusz, Soszyński, Igor, Wyrzykowski, Łukasz, Pietrukowicz, Paweł, Kozłowski, Szymon, Poleski, Radosław, Skowron, Jan, Skowron, Dorota, Ulaczyk, Krzysztof, Gromadzki, Mariusz, Rybicki, Krzysztof, Iwanek, Patryk, Wrona, Marcin, Ratajczak, Milena

“…Abstract Measurements of the microlensing optical depth and event rate toward the Large Magellanic Cloud (LMC) can be used to probe the distribution and mass…”
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From supplier to center of excellence and beyond: The network position development of a business unit within “IKEA Industry” by Baraldi, Enrico, Ratajczak-Mrozek, Milena

“…This study aims to develop a more dynamic and relational view of centers of excellence (CoE) within multinational enterprises (MNEs), that is, business units…”
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A Three-dimensional Map of the Milky Way Using 66,000 Mira Variable Stars by Iwanek, Patryk, Poleski, Radosław, Kozłowski, Szymon, Soszyński, Igor, Pietrukowicz, Paweł, Ban, Makiko, Skowron, Jan, Mróz, Przemysław, Wrona, Marcin, Udalski, Andrzej, Szymański, Michał K., Skowron, Dorota M., Ulaczyk, Krzysztof, Gromadzki, Mariusz, Rybicki, Krzysztof, Ratajczak, Milena

“…Abstract We study the three-dimensional structure of the Milky Way using 65,981 Mira variable stars discovered by the Optical Gravitational Lensing Experiment…”
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The changing roles of a multinational enterprise's subsidiaries and headquarters in innovation transfer: A network perspective by Dymitrowski, Adam, Ratajczak‐Mrozek, Milena

“…The aim of this paper is to identify the changing roles of actors involved in successful innovation transfer within a multinational enterprise. This should…”
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Big Data Analysis as a Source of Companies’ Competitive Advantage: A Review by Bartosik‑Purgat, Małgorzata, Ratajczak-Mrozek, Milena

“…Objective: The main aim of the article is two-fold: firstly, to indicate the benefits to companies. which stem from the usage of Big Data Analysis (BDA), and…”
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Digital Entrepreneurial Ecosystems of Traditional Companies – A Case Study by Milena Ratajczak-Mrozek, Aleksandra Hauke-Lopes

“…Purpose: The paper aims to answer the question of how the digital entrepreneurial ecosystem (DEE) shapes the activities of companies from highly traditional…”
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Relationship and digital competencies of individuals in value creation in the Polish digitized environment by Ratajczak-Mrozek, Milena, Wieczerzycki, Marcin, Hauke-Lopes, Aleksandra

“…The aim of this paper is to indicate how the relational and digital competencies of individuals impact value creation processes during a cooperation between…”
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Opportunity Exploitation in Times of the COVID-19 Pandemic – The Importance of Dynamic Capabilities and the Entrepreneur’s Characteristics by Kamila Malewska, Milena Ratajczak-Mrozek, Maja Sajdak

“…Purpose: The purpose of the paper is to answer the question of how entrepreneurs can take advantage of and exploit the conditions and opportunities resulting…”
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Firm’s Network Position and Business Performance by Fonfara, Krzysztof, Małys, Łukasz, Ratajczak-Mrozek, Milena

“…The theory of business networks has attracted increasing attention in recent years.It assumes that the competitive advantage of a firm depends on its business…”
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The Importance of Locally Embedded Personal Relationships for SME Internationalisation Processes – from Opportunity Recognition to Company Growth by Ratajczak-Mrozek, Milena

“…The purpose of the paper is to present the importance of locally embedded personal relationships and individuals’ networks for the rise of small and medium…”
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The Impact of Conflicts in Foreign Business Relationships on SME Performance by Ratajczak-Mrozek, Milena, Fonfara, Krzysztof, Hauke-Lopes, Aleksandra

“…Objective: The objective of the article is to discuss the impact of conflicts in foreign business relationships on the performance of SMEs. Two possible ways…”
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Industry 4.0 technologies and managers’ decision-making across value chain. Evidence from the manufacturing industry by Młody, Michał, Ratajczak-Mrozek, Milena, Sajdak, Maja

“…The paper aims to identify how Industry 4.0 technologies affect the quality and speed of the managers’ decision-making process across the different stages of…”
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Global Business Networks and Cooperation within Supply Chain as a Strategy for High-Tech Companies’ Growth by Ratajczak-Mrozek, Milena

“…The specificity of the operation profile of high-tech companies, including the necessity of operating at the international scale may account for the fact that…”
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Photometric Analysis of the OGLE Heartbeat Stars by Wrona, Marcin, Kołaczek-Szymański, Piotr A., Ratajczak, Milena, Kozłowski, Szymon

“…Abstract We present an analysis of 991 heartbeat stars (HBSs) from the OGLE Collection of Variable Stars. The sample consists of 512 objects located toward the…”
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The OGLE Collection of Variable Stars: Nearly 66,000 Mira Stars in the Milky Way by Iwanek, Patryk, Soszyński, Igor, Kozłowski, Szymon, Poleski, Radosław, Pietrukowicz, Paweł, Skowron, Jan, Wrona, Marcin, Mróz, Przemysław, Udalski, Andrzej, Szymański, Michał K., Skowron, Dorota M., Ulaczyk, Krzysztof, Gromadzki, Mariusz, Rybicki, Krzysztof, Ratajczak, Milena

“…Abstract We present a collection of 65,981 Mira-type variable stars found in the Optical Gravitational Lensing Experiment (OGLE) project database. Two-thirds…”
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No massive black holes in the Milky Way halo by Mróz, Przemek, Udalski, Andrzej, Szymański, Michał K., Soszyński, Igor, Wyrzykowski, Łukasz, Pietrukowicz, Paweł, Kozłowski, Szymon, Poleski, Radosław, Skowron, Jan, Skowron, Dorota, Ulaczyk, Krzysztof, Gromadzki, Mariusz, Rybicki, Krzysztof, Iwanek, Patryk, Wrona, Marcin, Ratajczak, Milena

“…The gravitational wave detectors have shown a population of massive black holes that do not resemble those observed in the Milky Way 1 – 3 and whose origin is…”
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The OGLE Collection of Variable Stars: One Thousand Heartbeat Stars in the Galactic Bulge and Magellanic Clouds by Wrona, Marcin, Ratajczak, Milena, Kołaczek-Szymański, Piotr A., Kozłowski, Szymon, Soszyński, Igor, Iwanek, Patryk, Udalski, Andrzej, Szymański, Michał K., Pietrukowicz, Paweł, Skowron, Dorota M., Skowron, Jan, Mróz, Przemek, Poleski, Radosław, Gromadzki, Mariusz, Ulaczyk, Krzysztof, Rybicki, Krzysztof

“…Abstract We present a collection of 991 heartbeat star (HBS) candidates found in the Optical Gravitational Lensing Experiment (OGLE) project data archive. We…”
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From the Editors by Milena Ratajczak-Mrozek, Tibor Mandjak

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The Gaia alerted fading of the FUor-type star Gaia21elv by Nagy, Zsófia, Park, Sunkyung, Ábrahám, Péter, Kóspál, Ágnes, Cruz-Sáenz de Miera, Fernando, Kun, Mária, Siwak, Michał, Szabó, Zsófia Marianna, Szilágyi, Máté, Fiorellino, Eleonora, Giannini, Teresa, Lee, Jae-Joon, Lee, Jeong-Eun, Marton, Gábor, Szabados, László, Vitali, Fabrizio, Andrzejewski, Jan, Gromadzki, Mariusz, Hodgkin, Simon, Jabłońska, Maja, Mendez, Rene A, Merc, Jaroslav, Michniewicz, Olga, Mikołajczyk, Przemysław J, Pylypenko, Uliana, Ratajczak, Milena, Wyrzykowski, Łukasz, Zejmo, Michal, Zieliński, Paweł

“…ABSTRACT FU Orionis objects (FUors) are eruptive young stars, which exhibit outbursts that last from decades to a century. Due to the duration of their…”
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The role of business and social networks in the effectual internationalization: Insights from emerging market SMEs by Bai, Wensong, Johanson, Martin, Oliveira, Luis, Ratajczak-Mrozek, Milena

“…•The study elucidates the impact of effectuation on SMEs internationalization.•We differentiate business and social networks in effectual…”
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