In an earlier paper (Los, 1998a), the exact and complete return attribution framework of Singer and Karnosky (1995) was extended to include market risk measurements for n countries. Exploiting a selection matrix based on the cash accounting identities, the resulting degenerate portfolio choice...

The business media play an active role in influencing stock prices. Statistically significant excess returns at the time of the publication of stock recommendations have been documented many times. Frequently these abnormal gains begin to accumulate long before the publication date. In most...

A widely held belief in financial economics suggests that stock prices always adequately reflect all available information. Price movements away from fundamentals are assumed to occur only infrequently, if at all. „False“ prices are supposed to be corrected by the counter-actions of...

Numerous empirical studies have demonstrated that asset prices react rapidly, if at all, to news published in the mass media. In many cases, the information has been discounted and prices have already moved upon primary publication through news wires, press releases or firm announcements. Any...

The Venture capital (VC) industry in India is of recent origin. However, the average investment value of each deal in India have grown from $3.85 million in 2000 to $7.89 million in 2001.These developments together with the recent steps taken by government to promote venture capitalism in India...

The challenges of payment transactions in electronic commerce were initially underestimated, as is now clear in the light of technological progress and stricter legislation, meaning traditional business models are increasingly coming up against their limits. Only secure, user- friendly and...

Singer and Karnosky's (1995) exact and complete return attribution framework does not account for risk, since it ignores accumulated historical information. Its implied investment strategy selection is based on simple return maximization and ignores that investment strategies are correlated via...

India, with its 20 million shareholders, is one of the largest emerging markets in terms of the market capitalization. In order to protect the large investor base, the Securities and Exchange Board of India (SEBI) has enforced a regulation effective from April 2001, requiring mandatory...

The UK experienced a major residential real estate boom-bust cycle from the mid-Eighties to the mid-Nineties, accompanied by unprecedented shifts in the owner occupancy rate of young households. Previous empirical analyses have pointed toward income changes and financial deregulation as the...

In the context of arbitrage-free modelling of financial derivatives, we introduce a novel calibration technique for models in the affine- quadratic class for the purpose of contingent claims pricing and risk- management. In particular, we aim at calibrating a stochastic volatility jump diffusion...