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  _  _    _    _     _  __     ___      _____   
 | \| || | || | ||  | |/ //   / _ \\   /  ___|| 
 |  ' || | || | ||  | ' //   / //\ \\ | // __   
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 |_|\_||  \____//   |_|\_\\ |_||  |_|| \____//  
 `-` -`    `---`    `-` --` `-`   `-`   `---`

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Text this: Dependence structure between world crude oil prices: Evidence from NYMEX, ICE, and DME markets