By Hannah Roberts Amanda Knox inflicted the fatal knife wound that killed Meredith Kercher, a court has ruled. High on drugs, she cut the British exchange student’s neck with a kitchen knife during a row over money, the court in Italy has said. Miss Kercher, 21, a Leeds University student, was found half-naked, her throat slit, in the cottage she shared with Knox in Perugia, Italy, in November 2007. Scroll down for video The appellate court in Florence has released papers saying that British student Meredith Kercher (left) argued with American roommate Amanda Knox (right) about money on the night Kercher was killed
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Florence courthouse has issued a 337-page explanation of its decision
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Knox and boyfriend Raffaele Sollecito reconvicted of murder in January
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Says Knox and Kercher fought over money on the night of Kercher's death
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Wounds show she was held down and stabbed by 'multiple aggressors'
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Death not sex-game gone awry, as it was out of character for Kercher
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Papers mark start of appeal which could see Knox extradited from US
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