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Kevin Ungar

Lucian Blaga University of Sibiu

SCHOLARLY PAPERS

3

DOWNLOADS

214

TOTAL CITATIONS

1

Scholarly Papers (3)

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1.

OPTIMIZING FINANCIAL DATA ANALYSIS: A COMPARATIVE STUDY OF PREPROCESSING TECHNIQUES FOR REGRESSION MODELING OF APPLE INC.'S NET INCOME AND STOCK PRICES

Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, 35(1), 83-112. 10.2478/sues-2025-0004
Number of pages: 30 Posted: 09 Jan 2025 Last Revised: 20 Jan 2025
Kevin Ungar and Camelia Oprean-Stan
Lucian Blaga University of Sibiu and Lucian Blaga University of Sibiu
Downloads 127 (569,079)
Citation 1

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linear regression analysis, polynomial regression, stock prices, financial data processing, Python programming G14, G21, C45, G32

2.

THE EFFICIENT MARKET HYPOTHESIS UNDER PRESSURE FROM BEHAVIORAL REALITIES: AN EMPIRICAL PERSPECTIVE ON ABNORMAL RETURNS

Number of pages: 9 Posted: 31 Jan 2026
Kevin Ungar and Sebastian Emanuel Stan
Lucian Blaga University of Sibiu and Academia Forţelor Terestre „Nicolae Bălcescu”
Downloads 64 (1,052,702)

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EMH, autocorrelation, investor behavior, financial efficiency, abnormal returns

3.

The Impact of Carbon Pricing on the Performance of Energy Firms: A Comparative Analysis Between Renewable and Traditional Energy

Number of pages: 20 Posted: 05 Feb 2026
Kevin Ungar and Camelia Oprean-Stan
Lucian Blaga University of Sibiu and Lucian Blaga University of Sibiu
Downloads 23 (1,424,331)

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Carbon pricing, Renewable energy, Stock performance, Sustainable finance, Macroeconomic factors