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We estimate the impact of macroeconomic risk factors on shipping stock returns, using a quantile regression (QR) model … shipping sectors on the world market portfolio excess return, volatility index, and changes in the oil price, exchange rate …, and interest rate. The sensitivities of stock returns to the risk factors differ across quantiles and shipping segments …
Persistent link: https://www.econbiz.de/10012520916
I show in a setting of a buyer and seller with the same preferences trading two related assets so as to share volatility risk that illiquidity and virtually all impediments to trade cannot be priced in the absence of excess short-selling costs. This is because the buyer values the asset at the...
Persistent link: https://www.econbiz.de/10012998134
We show in a fairly general setting of a buyer and seller with the same preferences trading two related assets so as to share volatility risk that illiquidity and virtually all impediments to trade cannot be priced. This is because the buying and selling counterparties must both be optimizing....
Persistent link: https://www.econbiz.de/10013001416
This paper proposes and studies an optimal placement problem in a limit order book. To gain some analytical insights, a simple correlated random walk model with mean-reversion is proposed for the best ask price. Optimal placement strategies for both single-period and multi-period cases are...
Persistent link: https://www.econbiz.de/10013007240
In classical perfect and complete markets prices form a Martingale and stock returns (or equivalently, successive price changes) are serially uncorrelated. However, there is evidence that stock returns are serially correlated in both the short and the long-term; this has been construed as a...
Persistent link: https://www.econbiz.de/10012963991
In classical perfect and complete markets, prices form a Martingale and stock returns (or equivalently, successive price changes) are serially uncorrelated. However, there is considerable evidence in the finance literature showing that stock returns are serially correlated both in the short and...
Persistent link: https://www.econbiz.de/10012963995
We extend the framework of trading strategies of Gatheral [2010] from single stocks to a pair of stocks. Our trading strategy with the executions of two round-trip trades can be described by the trading rates of the paired stocks and the ratio of their trading periods. By minimizing the...
Persistent link: https://www.econbiz.de/10012965690
-Markov decision process, and compute the semi-Markov kernel using Laplace method in the language of queueing theory. The optimal …
Persistent link: https://www.econbiz.de/10012965973