搜索结果: 91-105 共查到“知识库 理论经济学 model”相关记录235条 . 查询时间(0.614 秒)
Portfolio Insurance and model uncertainty
Minimum-wealth or income- stream guarantee Model uncertainty Portfolio Insurance Portfolio selection
2011/9/16
Some real-world insurance products contain a minimum-wealth or an income-stream guarantee, both of which have to he met irrespective of capital market conditions. Therefore, sellers of such products a...
The Due Diligence Model: A New Approach to the Problem of Odious Debts
capital market classical proponents judicial-style forum subsequent invalidation
2011/9/13
Odious debts are debts incurred by a government without either popular consent or a legitimate public purpose. There is a debate within academic circles as to whether the successor government to a reg...
Comparing the reliability of a discrete-time and a continuous-time Markov chain model in
discrete-time transition matrix the default probability the empirical results
2011/8/30
This article compares the reliability of a discrete-time and a continuous-time Markov chain model for estimating credit risk and for investigating loans of Chiao Tung Bank in Taiwan. The continuous-ti...
Increasing the number of inner replications of multifactor portfolio credit risk simulation in the t-copula model
credit risk expected shortfall extremal dependence geometric shortcut
2011/8/30
We consider the problem of simulating tail loss probabilities and expected losses conditioned on exceeding a large threshold (expected shortfall) for credit portfolios. Instead of the commonly used no...
A Model of Money and Credit, with Application to the Credit Card Debt Puzzle
credit card debt high interest rates low rates dominance puzzle
2011/8/26
Many individuals simultaneously have significant credit card debt and money in the bank. The credit card debt puzzle is as follows: given high interest rates on credit cards and low rates on bank acco...
Forecasting credit migration matrices with business cycle effects—a model comparison
credit risk credit VaR forecasting transition matrices
2011/8/23
Migration matrices are considered a major determinant for credit risk management. They are widely used for credit value-at-risk determination, portfolio management or derivative pricing. It is well kn...
A two-stage dynamic credit scoring model, based on customers’ profile and time horizon
credit scoring model logistic regression survival analysis
2011/8/22
As credit card usage has expanded rapidly worldwide, credit scoring has become a very important task for banks, which can benefit from reducing possible risks of default. Credit scoring models help de...
Clarifications to Questions and Criticisms on the Johansen-Ledoit-Sornette Bubble Model
JLS model financial bubbles crashes log-periodic power law fit method sloppiness taboo search bootstrap probabilistic forecas
2011/7/19
The Johansen-Ledoit-Sornette (JLS) model of rational expectation bubbles with finite-time singular crash hazard rates has been developed to describe the dynamics of financial bubbles and crashes. It h...
Model-independent Bounds for Option Prices: A Mass Transport Approach
Model-independent pricing Monge-Kantorovich transport problem option arbitrage
2011/7/4
In this paper we investigate model-independent bounds for exotic options written on a risky asset
using infinite-dimensional linear programming methods.
Using arguments from the theory of Monge-Kant...
The path integral representation kernel of evolution operator in Merton-Garman model
path integration evolution operator kernel option pricing Black-Scholes formula Merton-Garman model
2011/7/5
In the framework of path integral the evolution operator kernel for the Merton-Garman Hamiltonian is constructed.
Based on this kernel option formula is obtained, which generalizes the well-known Bla...
A Stochastic Model for the Analysis of Demographic Risk in Pay-As-You-Go Pension Funds
Pension funds Demographic risk New entrants Markovchain Professional categories
2011/7/4
This research presents an analysis of the demographic risk
related to future membership patterns in pension funds with restricted
entrance, nanced under a pay-as-you-go scheme. The paper, therefore...
Chaos structures. Multicurrency adviser on the basis of NSW model and social-financial nets
Chaos structures Multicurrency adviser NSW model social-financial nets
2011/7/4
Certainly, professionals have some reasons to muzz customers of stock strategies. The more
complicated system brings more difficult formalization of description space and laws of system
evolution. A...
Dynamic Large Spatial Covariance Matrix Estimation in Application to Semiparametric Model Construction via Variable Clustering: the SCE approach
Time Series Covariance Estimation Regularization Sparsity Thresholding Semiparametrics Graphical Model Variable Clustering
2011/7/5
To better understand the spatial structure of large panels of economic and nancial time
series and provide a guideline for constructing semiparametric models, this paper rst consid-
ers estimating...
Optimal Dividend Payments for the Piecewise-Deterministic Poisson Risk Model
Piecewise-deterministic compound Poisson model optimal stochastic control HJB equation quasi-variational inequality threshold strategy barrier strategy
2011/7/5
This paper deals with optimal dividend payment problem in the general setup of a
piecewise-deterministic compound Poisson risk model. The objective of an insurance
business under consideration is to...
Model independent hedging strategies for variance swaps
hedging strategies variance swaps Pricing of Securities
2011/7/25
Abstract: A variance swap is a derivative with a path-dependent payoff which allows investors to take positions on the future variability of an asset. In the idealised setting of a continuously monito...