7KAVUSSANOS M G,VISVIKS I D. Market interactions in returns and volatilities between spot and forward shipping freight markets[J]. Journalof Banking and Finance,2004,28( 8) : 2015-2049.
8KAVUSSANOS M G,VISVIKS I D,BATCHELOR R A. Over-the-counter forward contracts and spot price volatility in shipping[J]. Transporta-tion Research Part E,2004,40( 4) : 273-296.
9KAVUSSANOS M G. Time varying risks among segments of the tanker freight markets[J]. Maritime Economics and Logistics,2003,5( 3) : 227-250.
10XU J J,YIP T L,MARLOW P B. The dynamics between freight volatility and fleet size growth in dry bulk shipping markets[J]. TransportationResearch Part E,2011,47: 983-991.