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Beauty Igbinovia

Publications (4)

Dynamics of Foreign Exchange Rates and Bitcoin Trading Prices

David Umoru, Beauty Igbinovia, Isah Aisha Shaibu & Muhammed Adamu Obomeghie · Asian Journal of Economics, Business and Accounting · 2024

The study examined the volatility of Bitcoin prices and volatility of exchange rates of oil-producing countries. The study used ARIMA, GARCH estimators for analysis. The study found ARCH effects in the data (heterskedasticity test; p<.05). The GARCH results laid credence to a...

Open access Research Article 10.9734/ajeba/2024/v24i81467

Seasonality Effects, Stock Exchange and Foreign Exchange Markets: Comparative Analysis of Volatility Behavior During Covid-19

David Umoru, Timothy Igbafe Aliu & Beauty Igbinovia · Asian Journal of Economics, Business and Accounting · 2024

This study investigated the effects of seasonality on stock exchange and foreign exchange markets of two WAMZ and two BRICS countries which include Nigeria, Ghana, and Brazil and China. The Auto Regressive Integrated Moving Average (ARIMA) regression approach and the Markov-regim...

Open access Research Article 10.9734/ajeba/2024/v24i91498

Volatility Behaviour of Currency Exchange Rates in Selected Countries: Long Memory Effect

David Umoru, Anthony A. Ekeoba & Beauty Igbinovia · Asian Journal of Economics, Business and Accounting · 2024

In financial econometrics, models of long memory, such as ARFIMA models, are compared to short memory models, such as ARIMA models. Given that the researchers were empirically desirous of determining the volatility behaviour of exchange rate returns on African currencies in excha...

Open access Research Article 10.9734/ajeba/2024/v24i81449

Between Exchange Rate Returns and Crude Oil Returns in Oil-Importing Countries

David Umoru, Kelvin Ogbeifun & Beauty Igbinovia · Asian Journal of Economics, Business and Accounting · 2024

Fluctuations in the financial markets stem from the reactions of investors to both market activities and more wide-ranging macroeconomic indices. This research examines the interconnectivity between returns on exchange rates and crude oil prices for ten oil-importing countries. Q...

Open access Research Article 10.9734/ajeba/2024/v24i81440