Category: Economics

➤ How does a case reach the Supreme Court under appellate jurisdiction?
Most cases reach the Court by appeal or certiorari. Parties petition for a writ of certiorari after losing in a federal circuit or state supreme court. The Court grants certiorari for important federal questions, conflicts among circuits, or significant constitutional issues, exercising discretionary control over its appellate docket.

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How do I choose chart types when ratio variables are my starting point?
Choose charts that match the ratio feature and your question. Use histograms or density plots to show distribution, boxplots to display spread and outliers, scatterplots for relationships between two ratio variables, and line graphs for time series. Apply log scales for skewed data and label axes with units.

➤ How does age affect device and channel preferences for online shopping?
Device choice and channels vary with age. Younger consumers prefer smartphones, shopping apps, and social commerce driven by influencers. Middle-aged shoppers use both mobile and desktop, relying on search and reviews. Older adults often favor desktop sites, email, or telephone support. Channel selection guides UX design, payment options, and marketing mix decisions.

US distribution of income compute the average income of US households