User profiles for R. Tunaru
Radu TunaruProfessor of Finance and Risk Management Verified email at sussex.ac.uk Cited by 1527 |
Hierarchical Bayesian models for multiple count data
R Tunaru - Austrian Journal of statistics, 2002 - ajs.or.at
The aim of this paper is to develop a model for analyzing multiple response models for count
data and that may take into account complex correlation structures. The model is specified …
data and that may take into account complex correlation structures. The model is specified …
An option pricing framework for valuation of football players
In this paper we develop a contingent claims framework for determining the financial value
of professional football players. Contingent claims style modelling is used to develop two …
of professional football players. Contingent claims style modelling is used to develop two …
The credit rating process and estimation of transition probabilities: A Bayesian approach
C Stefanescu, R Tunaru, S Turnbull - Journal of Empirical Finance, 2009 - Elsevier
… Let R ζt be the score of the representative obligor 6 at time t. We replace D jt with R ζt , so
that Eq. (2) becomes(4) D j t + 1 = μ ζ t + … Note that we do not observe R ζt and w t …
that Eq. (2) becomes(4) D j t + 1 = μ ζ t + … Note that we do not observe R ζt and w t …
Herding by corporates in the US and the Eurozone through different market conditions
… Following the literature, we construct the market portfolio return R m , t as the equally weighted
average of the N returns in the aggregate market portfolio at time t. The calculation of R m …
average of the N returns in the aggregate market portfolio at time t. The calculation of R m …
Coherent risk measures under filtered historical simulation
K Giannopoulos, R Tunaru - Journal of Banking & Finance, 2005 - Elsevier
Recent studies have strongly criticised conventional VaR models for not providing a coherent
risk measure. Acerbi provides the intuition for an entire family of coherent measures of risk …
risk measure. Acerbi provides the intuition for an entire family of coherent measures of risk …
[HTML][HTML] Risk spillovers and interconnectedness between systemically important institutions
… E t − 1 ( R t i | R t system < C ) where R t i is the return of financial institution i at time t and R t
… and market returns as follows:(11) R t system = σ t system × ε t system (12) R t i = σ t i ε t i = σ …
… and market returns as follows:(11) R t system = σ t system × ε t system (12) R t i = σ t i ε t i = σ …
Property derivatives for managing european real‐estate risk
…, RJ Shiller, RS Tunaru - European Financial …, 2010 - Wiley Online Library
Although property markets represent a large proportion of total wealth in developed
countries, the real‐estate derivatives markets are still lagging behind in volume of trading and …
countries, the real‐estate derivatives markets are still lagging behind in volume of trading and …
A 30-year perspective on property derivatives: what can be done to tame property price risk?
FJ Fabozzi, RJ Shiller, RS Tunaru - Journal of Economic Perspectives, 2020 - aeaweb.org
The housing sector is the largest spot market in the world without a developed derivative
contract to serve the risk management needs of market participants. This paper describes the …
contract to serve the risk management needs of market participants. This paper describes the …
Valuations of soccer players from statistical performance data
RS Tunaru, HP Viney - Journal of Quantitative Analysis in Sports, 2010 - degruyter.com
… As previously noted, we will make extensive use of the valuation formulas established in
Tunaru et al. (2005). Their methodology makes an important distinction between valuations …
Tunaru et al. (2005). Their methodology makes an important distinction between valuations …
Asymmetric network connectedness of fears
This paper introduces forward-looking measures of the network connectedness of fears in
the financial system arising due to the good and bad beliefs of market participants about …
the financial system arising due to the good and bad beliefs of market participants about …