a$)$ Answer True $($T$)$ or False $($F$)(3$ points$)$

$$i$.$ If stock markets are not efficient, those without special skills can expect to outperform.

$$ii$.$ In an efficient market, lucky investors can outperform.

$$iii$.$ Before costs, roughly half of the investors will beat the market with their realized returns.

$$iv$.$ In an efficient market, there can still be risk and popularity premiums.

$$v$.$ In classical finance investors are rational, and markets are efficient.

$$vi$.$ In behavioral finance, investors are emotional and make mistakes, and there is mispricing.