Search Results - "Ioan, Roxana"

The Impact of COVID-19 Crisis on Stock Markets’ Statistical Complexity by Dima, Bogdan, Dima, Stefana Maria, Ioan, Roxana

“…The spread of the COVID-19 pandemic has severely impacted all aspects of social and economic life, including the evolution of stock markets. Thus, we advance a…”
Get full text

A Value-at-Risk forecastability indicator in the framework of a Generalized Autoregressive Score with “Asymmetric Laplace Distribution” by Bogdan, Dima, Ştefana Maria, Dima, Roxana, Ioan

“…•VaR dynamics are non-uniform for both developed and emergent markets.•Sensible different potential losses appear for both developed and emergent…”
Get full text

Evaluating the Performance of Socially Responsible Investment Funds by Donath, Liliana, Ioan, Roxana, Mandimutsira, Tatenda

“…The definition and scope of sustainability have evolved over the years, stimulated by debates which have won the attention of investors, thereby creating…”
Get full text

CAPITAL MARKET CORRELATIONS STRUCTURE DURING THE COVID-19 CRISIS by IOAN ROXANA

“…The current Covid-19 crisis had a negative impact on the society and economy in general and on the capital markets in particular. Even if, at least in the…”
Get full text

Remarks on the behaviour of financial market efficiency during the COVID-19 pandemic. The case of VIX by DIMA, Bogdan, DIMA, Ştefana Maria, IOAN, Roxana

“…•We investigate VIX's efficiency response to the COVID-19 pandemic crisis•An Efficiency Index over rolling windows, between 1995 and 2020 is estimated•The…”
Get full text

THE INFLUENCE OF STOCK MARKET INVESTORS’ BEHAVIOR ON BUSINESS CYCLES by IOAN ROXANA

“…Within the economic literature, the idea that the fluctuations of economy, at a macroeconomic level, are due to psychological factors that affect population,…”
Get full text

THE CO-MOVEMENT CONNECTION BETWEEN THE GDP AND THE MAIN STOCK MARKET INDEX. THE CASES OF USA AND ROMANIA by IOAN ROXANA

“…A recurring problem among economists is that of the connection supposed to exist between the Gross Domestic Product and the main stock market index. Several…”
Get full text

ON THE UTILITY OF SORNETTE’S CRASH PREDICTION MODEL by IOAN ROXANA

“…Stock market crashes have been a constant subject of interest among capital market researchers. Crashes’ behavior has been largely studied, but the problem…”
Get full text

Analiza comparativă a normalității distribuțiilor randamentelor indicilor BET și S P500 by Roxana Ioan

“…În prezent, piețele de capital la nivel mondial prezintă capitalizări imense, fapt care conduce către o expunere extrem de ridicată a investitorilor. În…”
Get full text

Analiza comparativă a normalității distribuțiilor randamentelor indicilor BET și SP500 by Ioan, Roxana

“…În prezent, piețele de capital la nivel mondial prezintă capitalizări imense, fapt care conduce către o expunere extrem de ridicată a investitorilor. În…”
Get full text

Ultrasound-based elastography for the diagnosis of portal hypertension in cirrhotics by Şirli, Roxana, Sporea, Ioan, Popescu, Alina, Dănilă, Mirela

“…Progressive fibrosis is encountered in almost all chronicliver diseases. Its clinical signs are diagnostic in advanced cirrhosis, but compensated liver…”
Get full text

ARFI elastography for the evaluation of diffuse thyroid gland pathology:Preliminary results by Sporea, Ioan, Sirli, Roxana, Bota, Simona, Vlad, Mihaela, Popescu, Alina, Zosin, Ioana

“…AIM:To assess whether acoustic radiation force impulse(ARFI)elastography can differentiate normal from pathological thyroid parenchyma.METHODS:We evaluated 136…”
Get full text

Is it better to use two elastographic methods for liver fibrosis assessment by Sporea, Ioan, Şirli, Roxana, Popescu, Alina, Bota, Simona, Badea, Radu, Lupşor, Monica, Focşa, Mircea, Dănilă, Mirela

“…AIM：To find out if by combining 2 ultrasound based elastographic methods：acoustic radiation force impulse（ARFI）elastography and transient elastography（TE）,we…”
Get full text

Severe adverse events during antiviral therapy in hepatitis C virus cirrhotic patients: A systematic review by Bota, Simona, Sporea, Ioan, Sirli, Roxana, Popescu, Alina, Neghină, Adriana Maria, Dănilă, Mirela, Străin, Mihnea

“…AIM: To identify severe adverse events (SAEs) leading to treatment discontinuation that occur during antiviral therapy in hepatitis C virus (HCV)-infected…”
Get full text

Value of acoustic radiation force impulse elastography for the assessment of ascites syndrome by Bota, Simona, Sporea, Ioan, Sirli, Roxana, Popescu, Alina, Dănilă, Mirela, Sendroiu, Mădălina

“…AIM:To assess the feasibility of performing acoustic radiation force impulse(ARFI) elastography in patients with ascites and its predictive value for the…”
Get full text

Why,who and how should perform liver biopsy in chronic liver diseases by Sporea, Ioan, Popescu, Alina, Sirli, Roxana

“…Chronic viral hepatitis is a common disease in the general population.During chronic hepatitis,the prognosis and clinical management are highly dependent on…”
Get full text

Value of transient elastography for the prediction of variceal bleeding by Sporea, Ioan, Raţiu, Iulia, Sirli, Roxana, Popescu, Alina, Bota, Simona

“…AIM：To determine if liver stiffness（LS） measurements by means of transient elastography（TE） correlate with the presence of significant esophageal varices（EV）…”
Get full text

Is ARFI elastography reliable for predicting fibrosis severity in chronic HCV hepatitis? by Sporea, Ioan

“…AIM:To determine whether acoustic radiation force impulse(ARFI) elastography is a reliable method for predicting fibrosis severity in patients with chronic…”
Get full text

Pegylated-interferon alpha 2a treatment for chronic hepatitis C in patients on chronic haemodialysis by Sporea, Ioan, Popescu, Alina, Sirli, Roxana, Golea, Ovidiu, Totolici, Camelia, Danila, Mirela, Vernic, Corina

“…AIM： To evaluate the response to pegylated-interferon alpha 2a in chronic hepatitis C patients on chronic haemodialysis. METHODS： Ten patients with chronic C…”
Get full text