Both the Singapore Exchange (SGX) and the Taiwan Futures Exchange (TAIFEX) offer future contracts based on Taiwan's stock‐market indices. TAIFEX reduced the transaction tax from 5 basis points to 2.5 basis points on May 1, 2000. Hence, empirical tests are performed on the differences in...

This study investigates the impact of decimalization (penny pricing) on the arbitrage relationship between index exchange‐traded funds and E‐mini index futures. The empirical results reveal that subsequent to penny pricing, there is a significant fall in the mean ex ante arbitrage profit,...

The impact of changes in trading costs, due to decimalization, on informed trading and speed of information transmission between exchange‐traded funds (ETFs) and their corresponding index futures is examined. ETFs began to trade in decimals on January 29, 2001, and index futures continued to...

This study illustrates the impact of both spot and option liquidity levels on option prices. Using implied volatility to measure the option price structure, our empirical results reveal that even after controlling for the systematic risk of Duan and Wei (<link href="#bib22">2009</link>), a clear link remains between...