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. 2022 Dec 22;8(12):e12555. doi: 10.1016/j.heliyon.2022.e12555

Table 2.

Static Hurst exponent calculations for the Diamond indices.

Type Instrument Hurst exponent
Diamonds CCARBNS-DS Diamonds & Gems - PRICE INDEX 0.61
NORCS-DS Diamonds & Gems - PRICE INDEX 0.60
WORLD-DS Diamonds & Gems - PRICE INDEX 0.60
Diamonds-1 Carat Commercial Index - PRICE INDEX 0.35
Diamonds-1 Carat Mixed Index - PRICE INDEX 0.45
Diamonds-0.3 Carat Mixed Index - PRICE INDEX 0.46
Diamonds-1 Carat Fine Index - PRICE INDEX 0.36
Diamonds-0.3 Carat Commercial Index - PRICE INDEX 0.40
Diamonds-0.3 Carat Fine Index - PRICE INDEX 0.32
Diamonds-0.5 Carat Commercial Index - PRICE INDEX 0.38
Diamonds-0.5 Carat Fine Index - PRICE INDEX 0.31
Diamonds-0.5 Carat Mixed Index - PRICE INDEX 0.42
Polished Prices Diamond Index - PRICE INDEX 0.51