Kaiwei Wang

Extreme-Return Influence and Volatility Dependence in Bitcoin and Equity Returns

Sensitivity to extreme observations does not by itself establish that a financial return characteristic is episodic rather than persistent. This study separates that interpretation from what an influence experiment actually measures. Daily Bitcoin and SPDR S&P 500 ETF Trust retur...

Deformation behavior of plastic-metal hybrid components for optical image stabilization: from injection molding to thermal processing

Abstract Micro-structured plastic-metal hybrid (MPMH) components fabricated by insert injection molding are widely used in miniaturized optical modules because of their structural integration and multifunctional performance. However, the multi-stage processes from injection moldi...