{
  "dataset": {
    "name": "Global Home Battery Arbitrage Comparison 2026",
    "description": "Comparison of home battery arbitrage opportunity across UK (Scotland), Germany, Australia, and Texas. Includes average daily price spread, monthly profit estimates for 10kWh battery, primary tariffs, and market characteristics.",
    "license": "CC BY 4.0",
    "url": "https://batteryarbitrage.com/data/global.json",
    "version": "1.0.0",
    "published": "2026-03-28",
    "creator": "Scottish Energy Efficiency",
    "spatialCoverage": ["United Kingdom", "Germany", "Australia", "United States"]
  },
  "markets": [
    {
      "country": "United Kingdom",
      "region": "Scotland",
      "tariff": "Octopus Agile",
      "avgDailySpreadPence": 24.6,
      "avgMonthlyProfit10kWh": 66.4,
      "annualEstimate10kWh": 736,
      "currency": "GBP",
      "mainBatteries": ["Duracell Dura5", "GivEnergy AIO"],
      "gridType": "Half-hourly settlement (HH)",
      "volatility": "High — especially winter"
    },
    {
      "country": "Germany",
      "region": "National",
      "tariff": "Tibber + Home Battery",
      "avgDailySpreadPence": 18.2,
      "avgMonthlyProfit10kWh": 49.14,
      "annualEstimate10kWh": 590,
      "currency": "EUR",
      "mainBatteries": ["SMA", "Sonnen", "Tesla Powerwall"],
      "gridType": "Day-ahead + intraday",
      "volatility": "Moderate"
    },
    {
      "country": "Australia",
      "region": "South Australia / VIC",
      "tariff": "Amber Electric",
      "avgDailySpreadPence": 28.4,
      "avgMonthlyProfit10kWh": 76.7,
      "annualEstimate10kWh": 920,
      "currency": "AUD",
      "mainBatteries": ["Tesla Powerwall", "SolarEdge", "Sungrow"],
      "gridType": "Real-time 5-minute settlement",
      "volatility": "Very high — negative prices common"
    },
    {
      "country": "Texas, USA",
      "region": "ERCOT",
      "tariff": "Rhythm Energy",
      "avgDailySpreadPence": 22.1,
      "avgMonthlyProfit10kWh": 59.7,
      "annualEstimate10kWh": 716,
      "currency": "USD",
      "mainBatteries": ["Tesla Powerwall", "Enphase IQ"],
      "gridType": "Real-time wholesale market",
      "volatility": "Extreme — weather-driven spikes"
    }
  ]
}