Go to scholar.google.com and search for "standard costs" (be sure to include the quotation marks) in an academic journal article that talks about and applies the concept of "standard costs". You are encouraged (but not required) to find an article that answers some of the following questions: When is the use of standard costing appropriate? How do certain industries use standard costing? How are standard costs established? How do standard costs help management in production? Summarise the article and give reference link also