Theories are inconclusive about the various impacts of the introduction of basket securities on the underlying stocks. We explore those effects for the first time around the launch of options on exchange traded funds (ETF), employing the listing of the options on the S&P 500 Depository Receipts...

There has been very limited evidence about the impact of index derivatives on the informativeness of the underlying stocks' prices, despite its empirical nature. We explore this issue in this study, employing the introduction of the S&P 100 options. We find that, net of the market, the...