There are a number of factors that drive the consumer discretionary sector, with this sector consisting of companies that produce goods that are not required by every person, and that the consumer has a choice between 2 or more brands for a particular product. Large macro circumstances are vital to this ETF. If employment is low, then more of the population have less disposable income, therefore are less likely to spend money on these such items, therefore decreasing the price of these stocks and subsequently the ETF. Furthermore, inflation will affect saving and spending therefore will affect this sector either positively or negatively.
The following gives a Selection of stocks from the Consumer Discretionary sector of the Standard&Poor 500 Top Companies (S&P500)