Showing 1 - 10 of 227
This paper provides an alternative real options framework to assess how firms' strategic interaction under imperfect competition a¤ects the industrial dynamics of investment, concentration, and expected returns. When firms have similar production technologies, the cross sectional variation in...
Persistent link: https://www.econbiz.de/10011071300
How should one evaluate investment projects whose CCAPM betas are uncertain? This question is particularly crucial for projects yielding long-lasting impacts on the economy, as is the case for example for many green investments. We define the notion of a certainty equivalent beta. We show that...
Persistent link: https://www.econbiz.de/10010877682
Allowing for a richer information structure than usual, we show that rational traders’ calculation with short-term price fluctuations may heavily influence their behaviour even if the interim price is not influenced by non-rational agents i.e. there is no noise trader risk. Instead, traders...
Persistent link: https://www.econbiz.de/10010884635
Nous proposons une revue de la littérature récente centrée sur les effets de l'ambiguïté (ou incertitude non probabilisée) sur les comportements des acteurs sur les marchés financiers et sur le fonctionnement de ces derniers. Nous exposons les mécanismes théoriques de choix de...
Persistent link: https://www.econbiz.de/10010942370
Because of the uncertainty about how to model the growth process of our economy, there is still much confusion about which discount rates should be used to evaluate actions having long-lasting impacts, as in the contexts of climate change, social security reforms or large public infrastructures...
Persistent link: https://www.econbiz.de/10010603851
This paper surveys asset allocation methods that extend the traditional approach. An important feature of the traditional approach is that measures the risk and return tradeoff in terms of mean and variance of final wealth. However, there are also other important features that are not always...
Persistent link: https://www.econbiz.de/10010745189
This paper offers two main contributions. First, it shows how the Baxter and Jermann (1997) claim that, once we consider human capital risk, the international diversification puzzle is worse than we think, is based on an econometric misspecification rejected by the data. Second, it outlines how,...
Persistent link: https://www.econbiz.de/10010746135
it is shown that arbitrage opportunities occur which could not have occured in a standard model. A certain and precise … degree of informativeness of prices to the traders is lost because the decision making process becomes endogenously segmented … and decentralized within the same decision making entity (distinct "trading desks"). It is shown that, compared to the …
Persistent link: https://www.econbiz.de/10010746573
the other hand, expectations that are biased towards optimism worsen decision making, leading to poorer realized outcomes …
Persistent link: https://www.econbiz.de/10010746723
back to Cass (1984, 2006) in the unconstrained case, we seek to isolate arbitrage-free asset prices that are aloso quasi … aggregate arbitrage-free asset prices, i.e., for which there is no arbitrage in the space of marketed portfolios. Our main …
Persistent link: https://www.econbiz.de/10008622058