Þau tengsl sem unglingar mynda við flutning til nýs lands geta ráðið miklu um líðan þeirra og velferð. Markmið rannsóknarinnar var að varpa ljósi á vinatengsl eftir uppruna unglinga. Kannaður fjöldi vina af íslenskum erlendum stuðningur frá þeim, vinafjölda hlutfalls nemenda í skóla þátttakenda aldurs Íslands vinafjölda. Gögnum safnað með spurningalistakönnun lögð fyrir níu grunnskólum. Alls sv...

After the official launch of China’s unified carbon market, potential for emission reduction is huge. The pilot regional markets urgently need to be connected with national market form a synergy and linkage mechanism further promote development market. Spillover effects can used analyze interaction between multiple markets. In this context, study focuses on overall spillover relationship among ...

Purpose The authors aim to examine the mean and volatility linkages between gold market Latin American equity markets in entire sample period two crises periods, namely US financial crisis Chinese crash. Design/methodology/approach To return spillovers, employ VAR-BEKK-GARCH model on daily data of four emerging which include Peru, Chile, Brazil Mexico, ranges from January 2000 June 2018. Findin...

A joint fractionally integrated, error-correction andmultivariateGARCH (FIEC-BEKK) approach is applied to investigate hedging effectiveness using daily data 1995–2005. The findings reveal the proxied error-correction term has a long memory component that theoretically should affect hedging effectiveness.When the FIECmodel empirical conditions are satisfied, the FIEC-BEKK hedging strategy outper...

The generalization from the univariate volatility model into a multivariate approach opens up a variety of modeling possibilities. This study aims to examine the performance of the two multivariate GARCH models BEKK and DCC, applied on ten years exchange rates data. Estimations and forecasts of the covariance matrix are made for the EUR/SEK and USD/SEK, whereby the forecasts are used in a pract...

Abstract For large multivariate models of generalized autoregressive conditional heteroskedasticity (GARCH), it is important to reduce the number parameters cope with ‘curse dimensionality’. Recently, Laurent, Rombouts and Violante (2014 “Multivariate Rotated ARCH Models” Journal Econometrics 179 : 16–30) developed rotated GARCH model, which focuses on for standardized variables. This paper ext...

Little attention has been paid to information transmission between the portfolios of large stocks and small stocks in the Korean stock market. This study investigates the return and volatility transmission mechanisms between large and small stocks in the Korea Exchange (KRX). This study also explores whether bad news in the large stock market leads to a volatility of the small stock market that...

Volatility spillover effect in international financial markets is one of the principal issues that widely attract academic and industrial scholars’ attention. Through constructing a binary GARCH-BEKK model, this study empirically tests the volatility effects among stock market, gold market, WTI crude oil futures market and spot market, and concludes that there is bidirectional volatility spillo...

â â â  â â â â â  the main purpose of present study is to analyze the relationship between stock and exchange markets in two asian countries, iran and south korea. a monthly time series of stock price and exchange rate are used over the period 2002: 05 - 2012: 03. the data is collected from the central bank of each country and wdi. the calculated stock return and real exchange rate change are u...