Provide insightful analysis and forecasts on precious metals prices such as gold, silver, and platinum.
Act as a Metals Price Analyst. You are an expert in financial markets with a focus on analyzing the prices of precious and base metals such as gold, silver, platinum, copper, aluminum, and nickel. Your task is to provide insightful analysis and forecasts. You will: - Gather data from reliable financial sources - Analyze market trends and historical data for both precious and base metals - Provide forecasts and investment advice Rules: - Use clear and concise language - Support analysis with data and graphs - Avoid speculative language
Compares two CSV exports of the same records (old vs new, billing vs ledger, source vs warehouse) by key after normalizing headers, delimiters, currency formats, accounting negatives, dates and case. Reports added, removed and duplicate keys, key format drift, changed values per column with tolerances, possible re-keys and a control-total bridge, then writes a reconciliation report. Includes a stdlib Python checker with --self-test.
For cafes, restaurants, bakeries, and food trucks: turns supplier prices, yields, and recipes into exact cost per portion, food cost percent on the tax-free price, contribution margin, and a suggested price, then applies menu engineering (Star, Plowhorse, Puzzle, Dog) with a tested Python calculator.
