CURRENT ISSUE - 31 REBS, Volume XVI, Issue 1/June 2023

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RESEARCH ARTICLE » THE EFFECT OF MARKET SHOCKS ON THE VOLATILITY OF CORN PRICE By: Frank TENKORANG, DEBORAH BRIDGES, GREG NIES JEL: Q14, Q12, P32 Keywords: GARCH, COVID-19, Ethanol, Price volatility, ARCH, Corn » A QUALITATIVE ANALYSIS OF CLOUD ADOPTION IN THE PUBLIC AND THE PRIVATE SECTORS FROM CYBER SECURITY VENDORS' PERSPECTIVE By: GUY WAIZEL Keywords: cloud computing, cloud, cloud security, cybersecurity, SaaS, hybrid cloud, on-premises, native cloud, cloud adoption, migration to the cloud, ecosystem integrations, cost saving, value proposition » EFFECTS OF INDEX ADDITIONS ON STOCK PRICE INFORMATIVENESS By: DARIA GAVRILOVA Keywords: event study, Market Efficiency, index additions, indexing effect, investor awareness, price informativeness, abnormal returns, price synchronicity » BANK CREDIT AND SECTORAL GROWTH – EVIDENCE FROM INDIAN STATES By: GAUTAM NEGI, HIMANSHU MISHRA JEL: G21 Keywords: Bank credit, Gross value added, Growth effect, Sectoral output, Generalized Method of Moments » PURCHASING POWER PARITY IN RUSSIA AND THE TRANSITIONING ECONOMY 1990-1995 By: THOMAS L BRADLEY, PAUL B EBERLE Keywords: purchasing power parity, Transition Economies, Russia, Former Communist Nations » INDUSTRIAL AGGLOMERATION AND FIRMS’ PERFORMANCE: AN EXAMPLE OF TAIWANESE BIOTECHNOLOGY COMPANIES By: KUANG-CHUNG HSU, YUNGHO WENG, YII-WEN LIN Keywords: Geographic clusters; Knowledge spillover; Biotechnology; Firm performance; Agglomeration » THE IMPACT OF THE COVID-19 PANDEMIC ON THE BANKS’ PROFITABILITY IN THE ROMANIAN BANKING SECTOR By: IOANA GEORGIANA FÄ‚RCAȘ, CODRUÈšA-MARIA FÄ‚T JEL: G21, G28 Keywords: banks’ profitability; banking market; emerging markets; covid SURVEY ARTICLE » CONSIDERATIONS OF EFFICIENCY OF THE ROMANIAN PUBLIC HOSPITALS DURING THE COVID-19 PANDEMIC By: RALUCA-ELENA CAUNIC, ANCA-LAURA ASANDULUI JEL: I10, I18 Keywords: healthcare system, Romanian public hospitals, hospital efficiency, COVID-19 pandemic » FINANCIAL RISK OPTIMISATION METHODS: A SURVEY By: ALEXANDRA-MARIA CHIPER Keywords: Financial risk management, Risk measures, Value-at-risk, Expected Shortfall, Risk measurement » QUALITY ANALYSIS OF LEARNING IMPROVES THE QUALITY OF LEARNING By: OVIDIU-ILIE STOFOR JEL: I21, C55, L86 Keywords: learning analytics, LMS, Education Data Mining, MOOC