Averaged Joint connectedness
| BTC | ETH | BNB | SP500 | SSE | EURONEXT | JPXGY | HSKE | LSE | FROM | |
|---|---|---|---|---|---|---|---|---|---|---|
| Panel A: Total | ||||||||||
| Whole sample | ||||||||||
| BTC | 45.10 | 29.10 | 19.22 | 2.77 | 0.53 | 0.70 | 0.90 | 0.34 | 1.34 | 54.90 |
| ETH | 28.43 | 44.15 | 20.43 | 2.76 | 0.59 | 0.81 | 1.09 | 0.82 | 0.92 | 55.85 |
| BNB | 20.56 | 22.39 | 49.14 | 2.78 | 0.90 | 0.96 | 1.32 | 0.77 | 1.19 | 50.86 |
| SP500 | 3.46 | 3.80 | 3.31 | 62.64 | 3.90 | 5.47 | 7.77 | 3.75 | 5.91 | 37.36 |
| SSE | 1.42 | 1.61 | 1.58 | 5.47 | 62.45 | 2.21 | 1.60 | 20.48 | 3.18 | 37.55 |
| EURONEXT | 1.19 | 1.62 | 1.47 | 6.29 | 2.06 | 67.40 | 1.65 | 3.76 | 14.56 | 32.60 |
| JPXGY | 1.86 | 2.54 | 2.58 | 11.04 | 2.37 | 2.25 | 72.75 | 2.28 | 2.33 | 27.25 |
| HSKE | 0.68 | 1.47 | 1.09 | 6.98 | 19.68 | 3.94 | 2.33 | 60.22 | 3.62 | 39.78 |
| LSE | 1.75 | 1.39 | 1.63 | 7.40 | 2.02 | 14.31 | 1.33 | 2.56 | 67.60 | 32.40 |
| To | 59.35 | 63.92 | 51.32 | 45.49 | 32.04 | 30.63 | 17.98 | 34.77 | 33.05 | TCI |
| NET | 4.45 | 8.07 | 0.46 | 8.13 | −5.51 | −1.97 | −9.27 | −5.02 | 0.65 | 40.95 |
| Panel B: 1–5 | ||||||||||
| 1–5 | ||||||||||
| BTC | 39.11 | 25.37 | 16.67 | 2.40 | 0.44 | 0.59 | 0.79 | 0.28 | 1.20 | 47.75 |
| ETH | 25.18 | 38.55 | 17.94 | 2.42 | 0.50 | 0.65 | 0.97 | 0.65 | 0.82 | 49.13 |
| BNB | 18.00 | 19.59 | 42.54 | 2.48 | 0.76 | 0.79 | 1.17 | 0.59 | 1.04 | 44.42 |
| SP500 | 3.20 | 3.45 | 3.11 | 55.40 | 3.59 | 4.93 | 7.09 | 3.28 | 5.31 | 33.96 |
| SSE | 1.24 | 1.32 | 1.22 | 4.21 | 53.94 | 1.77 | 1.32 | 17.32 | 2.57 | 30.96 |
| EURONEXT | 0.98 | 1.36 | 1.21 | 5.35 | 1.82 | 57.90 | 1.42 | 3.17 | 12.74 | 28.05 |
| JPXGY | 1.63 | 2.19 | 2.34 | 9.82 | 2.16 | 1.85 | 62.88 | 2.04 | 1.95 | 23.97 |
| HSKE | 0.58 | 1.15 | 0.89 | 5.41 | 17.31 | 3.19 | 1.89 | 51.96 | 2.88 | 33.30 |
| LSE | 1.51 | 1.24 | 1.44 | 6.16 | 1.92 | 12.46 | 1.12 | 2.34 | 58.78 | 28.19 |
| To | 52.32 | 55.68 | 44.81 | 38.25 | 28.50 | 26.22 | 15.77 | 29.68 | 28.51 | TCI |
| NET | 4.57 | 6.54 | 0.39 | 4.30 | −2.46 | −1.84 | −8.20 | −3.62 | 0.32 | 35.53 |
| Panel C: 5-inf | ||||||||||
| 5-inf | ||||||||||
| BTC | 5.99 | 3.73 | 2.56 | 0.37 | 0.09 | 0.11 | 0.11 | 0.05 | 0.13 | 7.15 |
| ETH | 3.25 | 5.60 | 2.49 | 0.34 | 0.09 | 0.16 | 0.12 | 0.18 | 0.10 | 6.72 |
| BNB | 2.56 | 2.80 | 6.60 | 0.30 | 0.14 | 0.17 | 0.15 | 0.18 | 0.15 | 6.44 |
| SP500 | 0.27 | 0.35 | 0.20 | 7.24 | 0.31 | 0.54 | 0.67 | 0.47 | 0.60 | 3.40 |
| SSE | 0.18 | 0.28 | 0.36 | 1.27 | 8.51 | 0.44 | 0.28 | 3.16 | 0.61 | 6.59 |
| EURONEXT | 0.22 | 0.26 | 0.26 | 0.94 | 0.24 | 9.49 | 0.23 | 0.59 | 1.82 | 4.55 |
| JPXGY | 0.23 | 0.35 | 0.24 | 1.22 | 0.21 | 0.40 | 9.87 | 0.23 | 0.39 | 3.27 |
| HSKE | 0.09 | 0.32 | 0.20 | 1.57 | 2.37 | 0.75 | 0.44 | 8.26 | 0.74 | 6.48 |
| LSE | 0.24 | 0.15 | 0.20 | 1.23 | 0.11 | 1.85 | 0.21 | 0.22 | 8.82 | 4.22 |
| To | 7.03 | 8.24 | 6.51 | 7.24 | 3.54 | 4.42 | 2.21 | 5.09 | 4.54 | TCI |
| NET | −0.11 | 1.52 | 0.07 | 3.84 | −3.05 | −0.13 | −1.07 | −1.39 | 0.32 | 5.42 |
| BTC | ETH | BNB | SP500 | SSE | EURONEXT | JPXGY | HSKE | LSE | FROM | |
|---|---|---|---|---|---|---|---|---|---|---|
| Whole sample | ||||||||||
| BTC | 45.10 | 29.10 | 19.22 | 2.77 | 0.53 | 0.70 | 0.90 | 0.34 | 1.34 | 54.90 |
| ETH | 28.43 | 44.15 | 20.43 | 2.76 | 0.59 | 0.81 | 1.09 | 0.82 | 0.92 | 55.85 |
| BNB | 20.56 | 22.39 | 49.14 | 2.78 | 0.90 | 0.96 | 1.32 | 0.77 | 1.19 | 50.86 |
| SP500 | 3.46 | 3.80 | 3.31 | 62.64 | 3.90 | 5.47 | 7.77 | 3.75 | 5.91 | 37.36 |
| SSE | 1.42 | 1.61 | 1.58 | 5.47 | 62.45 | 2.21 | 1.60 | 20.48 | 3.18 | 37.55 |
| EURONEXT | 1.19 | 1.62 | 1.47 | 6.29 | 2.06 | 67.40 | 1.65 | 3.76 | 14.56 | 32.60 |
| JPXGY | 1.86 | 2.54 | 2.58 | 11.04 | 2.37 | 2.25 | 72.75 | 2.28 | 2.33 | 27.25 |
| HSKE | 0.68 | 1.47 | 1.09 | 6.98 | 19.68 | 3.94 | 2.33 | 60.22 | 3.62 | 39.78 |
| LSE | 1.75 | 1.39 | 1.63 | 7.40 | 2.02 | 14.31 | 1.33 | 2.56 | 67.60 | 32.40 |
| To | 59.35 | 63.92 | 51.32 | 45.49 | 32.04 | 30.63 | 17.98 | 34.77 | 33.05 | TCI |
| NET | 4.45 | 8.07 | 0.46 | 8.13 | −5.51 | −1.97 | −9.27 | −5.02 | 0.65 | 40.95 |
| 1–5 | ||||||||||
| BTC | 39.11 | 25.37 | 16.67 | 2.40 | 0.44 | 0.59 | 0.79 | 0.28 | 1.20 | 47.75 |
| ETH | 25.18 | 38.55 | 17.94 | 2.42 | 0.50 | 0.65 | 0.97 | 0.65 | 0.82 | 49.13 |
| BNB | 18.00 | 19.59 | 42.54 | 2.48 | 0.76 | 0.79 | 1.17 | 0.59 | 1.04 | 44.42 |
| SP500 | 3.20 | 3.45 | 3.11 | 55.40 | 3.59 | 4.93 | 7.09 | 3.28 | 5.31 | 33.96 |
| SSE | 1.24 | 1.32 | 1.22 | 4.21 | 53.94 | 1.77 | 1.32 | 17.32 | 2.57 | 30.96 |
| EURONEXT | 0.98 | 1.36 | 1.21 | 5.35 | 1.82 | 57.90 | 1.42 | 3.17 | 12.74 | 28.05 |
| JPXGY | 1.63 | 2.19 | 2.34 | 9.82 | 2.16 | 1.85 | 62.88 | 2.04 | 1.95 | 23.97 |
| HSKE | 0.58 | 1.15 | 0.89 | 5.41 | 17.31 | 3.19 | 1.89 | 51.96 | 2.88 | 33.30 |
| LSE | 1.51 | 1.24 | 1.44 | 6.16 | 1.92 | 12.46 | 1.12 | 2.34 | 58.78 | 28.19 |
| To | 52.32 | 55.68 | 44.81 | 38.25 | 28.50 | 26.22 | 15.77 | 29.68 | 28.51 | TCI |
| NET | 4.57 | 6.54 | 0.39 | 4.30 | −2.46 | −1.84 | −8.20 | −3.62 | 0.32 | 35.53 |
| 5-inf | ||||||||||
| BTC | 5.99 | 3.73 | 2.56 | 0.37 | 0.09 | 0.11 | 0.11 | 0.05 | 0.13 | 7.15 |
| ETH | 3.25 | 5.60 | 2.49 | 0.34 | 0.09 | 0.16 | 0.12 | 0.18 | 0.10 | 6.72 |
| BNB | 2.56 | 2.80 | 6.60 | 0.30 | 0.14 | 0.17 | 0.15 | 0.18 | 0.15 | 6.44 |
| SP500 | 0.27 | 0.35 | 0.20 | 7.24 | 0.31 | 0.54 | 0.67 | 0.47 | 0.60 | 3.40 |
| SSE | 0.18 | 0.28 | 0.36 | 1.27 | 8.51 | 0.44 | 0.28 | 3.16 | 0.61 | 6.59 |
| EURONEXT | 0.22 | 0.26 | 0.26 | 0.94 | 0.24 | 9.49 | 0.23 | 0.59 | 1.82 | 4.55 |
| JPXGY | 0.23 | 0.35 | 0.24 | 1.22 | 0.21 | 0.40 | 9.87 | 0.23 | 0.39 | 3.27 |
| HSKE | 0.09 | 0.32 | 0.20 | 1.57 | 2.37 | 0.75 | 0.44 | 8.26 | 0.74 | 6.48 |
| LSE | 0.24 | 0.15 | 0.20 | 1.23 | 0.11 | 1.85 | 0.21 | 0.22 | 8.82 | 4.22 |
| To | 7.03 | 8.24 | 6.51 | 7.24 | 3.54 | 4.42 | 2.21 | 5.09 | 4.54 | TCI |
| NET | −0.11 | 1.52 | 0.07 | 3.84 | −3.05 | −0.13 | −1.07 | −1.39 | 0.32 | 5.42 |
Note(s): Results are based on a QVAR model with a lag length of order one (Bayesian Information Criterion (BIC)) and a 20-step-ahead generalized forecast error variance decomposition. Panel B and C are the results of the fluctuation in the system's forecast uncertainty in the short run and long run
Source(s): Authors' calculations
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