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This work highlights the ways in which relationships between large retailers and suppliers develop themselves dependinf on of various types of suppliers. Suppliers diffrentiate among each other on the basis of size, the competitive structure of the market to which they belong. The case of...
Persistent link: https://www.econbiz.de/10011107775
When, in the mid-2000s, large parts of the global South experienced an impressive economic boom, the idea that a number of emerging market economies were “decoupling” from the industrialized economies in the North gained considerable prominence. The financial and economic crisis that...
Persistent link: https://www.econbiz.de/10011108190
values in [a,b], 0<a≤b<∞, and arbitrarily dependent, but independent of X1 and X2. Under some dependence structure between X1 …
Persistent link: https://www.econbiz.de/10011039992
A partire dalla metà degli anni sessanta si è verificato in tutte le economie occidentali un graduale cambiamento nella composizione e nel funzionamento dei canali di distribuzione dei beni di consumo. L'evoluzione si è manifestata attraverso una maggiore concentrazione orizzontale in tutti i...
Persistent link: https://www.econbiz.de/10011111432
This paper examines dependence on environmental resources and impacts on household welfare among the indigenous San and … constituted 20% of the total income. The poorest income quintile showed the highest relative dependence on environmental income …
Persistent link: https://www.econbiz.de/10011116490
–Pratt coefficient of absolute risk aversion) and the strength of dependence featured by the corresponding Archimedean copula. Some new … copula families are derived, and their properties are discussed. A numerical example about modeling dependence of coupled …
Persistent link: https://www.econbiz.de/10011116634
random pair (X,Y) with dependent components. When the product XY is heavy tailed, under a mild restriction on the dependence …
Persistent link: https://www.econbiz.de/10011116639
dependence structures between the summands. The obtained expression for the distribution of the sum features a separation … property into marginal and dependence structure contributions typical for copula approaches. Along the same lines we obtain the …
Persistent link: https://www.econbiz.de/10011116644
the dependence of subindexes under study. The results confirm the leading role of the banking sector in the Polish economy …. The dependence structure of the WIG-banking subindex and other subindexes is, in general, asymmetrical. The links between … suggests the usefulness of Regular Vine Copulas in analyzing dependence structures of a number of financial time series. …
Persistent link: https://www.econbiz.de/10011159050
This paper presents a methodology to examine the multivariate tail dependence of the implied volatility of equity … changes in the dependence structure in response to common shocks affecting individual risk profiles, possible linkages during … collapse of Lehman Brothers. The average (multivariate) dependence among a global sample of banks and insurance companies …
Persistent link: https://www.econbiz.de/10011056771