Lattes and pizzas, cars and drugs

"Where have all the flowers gone, long time passing? Where have all the flowers gone, long time ago?" - Pete Seeger's hit folk song

YET another year is about to pass, and hopefully your portfolio has grown with it, or at least your accumulated stash of investing wisdom.

This week, in the final column of the year, we take stock of the key themes highlighted here in 2016, and look forward to the next year.