JimD

This **will not run in .rmd** ```{r} sp_500 % tq_get(get = "stock.prices") sp_500 %>% group_by(symbol) %>% tq_transmute(adjusted,mutate_fun = monthlyReturn) ``` **Error returns**: Getting holdings for SP500 Warning: Problem with `mutate()`...

Error Code "Error: object 'x' not found"

4

Modelling techniques in OMPR using MILPModel date: "2018-08-11". Just downloaded rmarkdown::github_document and tried to run. Got two instances of "Error: object 'x' not found" at R chunks 230-234, 237-239, I'm...